Home / 1,425,677.24-2,139,346.92-527,743.64

Finding the Fourth Proportional to 1,425,677.24, 2,139,346.92 and 527,743.64

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Solution

The fourth proportional to 1,425,677.24, 2,139,346.92 and 527,743.64 is: 791,923.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,677.24 : 2,139,346.92 = 527,743.64 : x
  2. Step 2: Convert to fraction form
    1,425,677.24/2,139,346.92 = 527,743.64/x
  3. Step 3: Cross multiply
    1,425,677.24x = 2,139,346.92 × 527,743.64
  4. Step 4: Simplify right side
    1,425,677.24x = 1,129,026,730,783.59
  5. Step 5: Solve for x
    x = 1,129,026,730,783.59/1,425,677.24
  6. Step 6: Final answer
    x = 791,923.09

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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.