Home / 2,685,280.80-4,027,921.20-1,549,984.80

Finding the Fourth Proportional to 2,685,280.80, 4,027,921.20 and 1,549,984.80

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Solution

The fourth proportional to 2,685,280.80, 4,027,921.20 and 1,549,984.80 is: 2,324,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,280.80 : 4,027,921.20 = 1,549,984.80 : x
  2. Step 2: Convert to fraction form
    2,685,280.80/4,027,921.20 = 1,549,984.80/x
  3. Step 3: Cross multiply
    2,685,280.80x = 4,027,921.20 × 1,549,984.80
  4. Step 4: Simplify right side
    2,685,280.80x = 6,243,216,635,597.76
  5. Step 5: Solve for x
    x = 6,243,216,635,597.76/2,685,280.80
  6. Step 6: Final answer
    x = 2,324,977.20

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Double scale
Find fourth proportional to 2,685,281.80, 4,027,922.70 and 1,549,985.80
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.