Home / 1,344,427.78-1,855,357.24-732,630.92

Finding the Fourth Proportional to 1,344,427.78, 1,855,357.24 and 732,630.92

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Solution

The fourth proportional to 1,344,427.78, 1,855,357.24 and 732,630.92 is: 1,011,056.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,427.78 : 1,855,357.24 = 732,630.92 : x
  2. Step 2: Convert to fraction form
    1,344,427.78/1,855,357.24 = 732,630.92/x
  3. Step 3: Cross multiply
    1,344,427.78x = 1,855,357.24 × 732,630.92
  4. Step 4: Simplify right side
    1,344,427.78x = 1,359,292,081,669.86
  5. Step 5: Solve for x
    x = 1,359,292,081,669.86/1,344,427.78
  6. Step 6: Final answer
    x = 1,011,056.23

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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.