Home / 2,768,113.20-4,152,169.80-2,320,215.60

Finding the Fourth Proportional to 2,768,113.20, 4,152,169.80 and 2,320,215.60

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Solution

The fourth proportional to 2,768,113.20, 4,152,169.80 and 2,320,215.60 is: 3,480,323.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,113.20 : 4,152,169.80 = 2,320,215.60 : x
  2. Step 2: Convert to fraction form
    2,768,113.20/4,152,169.80 = 2,320,215.60/x
  3. Step 3: Cross multiply
    2,768,113.20x = 4,152,169.80 × 2,320,215.60
  4. Step 4: Simplify right side
    2,768,113.20x = 9,633,929,143,808.88
  5. Step 5: Solve for x
    x = 9,633,929,143,808.88/2,768,113.20
  6. Step 6: Final answer
    x = 3,480,323.40

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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.