Home / 1,420,926.66-2,131,532.15-410,073.39

Finding the Fourth Proportional to 1,420,926.66, 2,131,532.15 and 410,073.39

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Solution

The fourth proportional to 1,420,926.66, 2,131,532.15 and 410,073.39 is: 615,151.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,926.66 : 2,131,532.15 = 410,073.39 : x
  2. Step 2: Convert to fraction form
    1,420,926.66/2,131,532.15 = 410,073.39/x
  3. Step 3: Cross multiply
    1,420,926.66x = 2,131,532.15 × 410,073.39
  4. Step 4: Simplify right side
    1,420,926.66x = 874,084,612,594.12
  5. Step 5: Solve for x
    x = 874,084,612,594.12/1,420,926.66
  6. Step 6: Final answer
    x = 615,151.11

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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.