Home / 1,125,031.04-1,687,358.40-493,775.36

Finding the Fourth Proportional to 1,125,031.04, 1,687,358.40 and 493,775.36

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Solution

The fourth proportional to 1,125,031.04, 1,687,358.40 and 493,775.36 is: 740,580.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,031.04 : 1,687,358.40 = 493,775.36 : x
  2. Step 2: Convert to fraction form
    1,125,031.04/1,687,358.40 = 493,775.36/x
  3. Step 3: Cross multiply
    1,125,031.04x = 1,687,358.40 × 493,775.36
  4. Step 4: Simplify right side
    1,125,031.04x = 833,176,001,409.02
  5. Step 5: Solve for x
    x = 833,176,001,409.02/1,125,031.04
  6. Step 6: Final answer
    x = 740,580.46

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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.