Home / 1,012,592.48-1,397,421.05-553,679.69

Finding the Fourth Proportional to 1,012,592.48, 1,397,421.05 and 553,679.69

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Solution

The fourth proportional to 1,012,592.48, 1,397,421.05 and 553,679.69 is: 764,101.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,592.48 : 1,397,421.05 = 553,679.69 : x
  2. Step 2: Convert to fraction form
    1,012,592.48/1,397,421.05 = 553,679.69/x
  3. Step 3: Cross multiply
    1,012,592.48x = 1,397,421.05 × 553,679.69
  4. Step 4: Simplify right side
    1,012,592.48x = 773,723,644,007.97
  5. Step 5: Solve for x
    x = 773,723,644,007.97/1,012,592.48
  6. Step 6: Final answer
    x = 764,101.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.