Home / 1,031,113.17-1,546,652.73-423,778.41

Finding the Fourth Proportional to 1,031,113.17, 1,546,652.73 and 423,778.41

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Solution

The fourth proportional to 1,031,113.17, 1,546,652.73 and 423,778.41 is: 635,660.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,113.17 : 1,546,652.73 = 423,778.41 : x
  2. Step 2: Convert to fraction form
    1,031,113.17/1,546,652.73 = 423,778.41/x
  3. Step 3: Cross multiply
    1,031,113.17x = 1,546,652.73 × 423,778.41
  4. Step 4: Simplify right side
    1,031,113.17x = 655,438,034,741.56
  5. Step 5: Solve for x
    x = 655,438,034,741.56/1,031,113.17
  6. Step 6: Final answer
    x = 635,660.62

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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.