Home / 1,109,614.38-1,531,252.72-619,591.46

Finding the Fourth Proportional to 1,109,614.38, 1,531,252.72 and 619,591.46

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Solution

The fourth proportional to 1,109,614.38, 1,531,252.72 and 619,591.46 is: 855,027.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,614.38 : 1,531,252.72 = 619,591.46 : x
  2. Step 2: Convert to fraction form
    1,109,614.38/1,531,252.72 = 619,591.46/x
  3. Step 3: Cross multiply
    1,109,614.38x = 1,531,252.72 × 619,591.46
  4. Step 4: Simplify right side
    1,109,614.38x = 948,751,110,692.93
  5. Step 5: Solve for x
    x = 948,751,110,692.93/1,109,614.38
  6. Step 6: Final answer
    x = 855,027.77

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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.