Home / 1,071,421.52-1,607,165.40-538,964.24

Finding the Fourth Proportional to 1,071,421.52, 1,607,165.40 and 538,964.24

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Solution

The fourth proportional to 1,071,421.52, 1,607,165.40 and 538,964.24 is: 808,463.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,421.52 : 1,607,165.40 = 538,964.24 : x
  2. Step 2: Convert to fraction form
    1,071,421.52/1,607,165.40 = 538,964.24/x
  3. Step 3: Cross multiply
    1,071,421.52x = 1,607,165.40 × 538,964.24
  4. Step 4: Simplify right side
    1,071,421.52x = 866,204,678,365.30
  5. Step 5: Solve for x
    x = 866,204,678,365.30/1,071,421.52
  6. Step 6: Final answer
    x = 808,463.02

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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.