Home / 3,417,187.20-5,125,841.55-1,021,061.40

Finding the Fourth Proportional to 3,417,187.20, 5,125,841.55 and 1,021,061.40

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Solution

The fourth proportional to 3,417,187.20, 5,125,841.55 and 1,021,061.40 is: 1,531,610.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417,187.20 : 5,125,841.55 = 1,021,061.40 : x
  2. Step 2: Convert to fraction form
    3,417,187.20/5,125,841.55 = 1,021,061.40/x
  3. Step 3: Cross multiply
    3,417,187.20x = 5,125,841.55 × 1,021,061.40
  4. Step 4: Simplify right side
    3,417,187.20x = 5,233,798,949,221.17
  5. Step 5: Solve for x
    x = 5,233,798,949,221.17/3,417,187.20
  6. Step 6: Final answer
    x = 1,531,610.25

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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.