Home / 3,688,045.20-5,532,067.80-2,684,212.20

Finding the Fourth Proportional to 3,688,045.20, 5,532,067.80 and 2,684,212.20

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Solution

The fourth proportional to 3,688,045.20, 5,532,067.80 and 2,684,212.20 is: 4,026,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688,045.20 : 5,532,067.80 = 2,684,212.20 : x
  2. Step 2: Convert to fraction form
    3,688,045.20/5,532,067.80 = 2,684,212.20/x
  3. Step 3: Cross multiply
    3,688,045.20x = 5,532,067.80 × 2,684,212.20
  4. Step 4: Simplify right side
    3,688,045.20x = 14,849,243,879,987.16
  5. Step 5: Solve for x
    x = 14,849,243,879,987.16/3,688,045.20
  6. Step 6: Final answer
    x = 4,026,318.30

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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.