Home / 1,335,593.10-2,002,028.85-660,636.30

Finding the Fourth Proportional to 1,335,593.10, 2,002,028.85 and 660,636.30

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Solution

The fourth proportional to 1,335,593.10, 2,002,028.85 and 660,636.30 is: 990,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,593.10 : 2,002,028.85 = 660,636.30 : x
  2. Step 2: Convert to fraction form
    1,335,593.10/2,002,028.85 = 660,636.30/x
  3. Step 3: Cross multiply
    1,335,593.10x = 2,002,028.85 × 660,636.30
  4. Step 4: Simplify right side
    1,335,593.10x = 1,322,612,931,957.26
  5. Step 5: Solve for x
    x = 1,322,612,931,957.26/1,335,593.10
  6. Step 6: Final answer
    x = 990,281.35

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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.