Home / 1,000,330.92-1,380,456.72-547,621.92

Finding the Fourth Proportional to 1,000,330.92, 1,380,456.72 and 547,621.92

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Solution

The fourth proportional to 1,000,330.92, 1,380,456.72 and 547,621.92 is: 755,718.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,330.92 : 1,380,456.72 = 547,621.92 : x
  2. Step 2: Convert to fraction form
    1,000,330.92/1,380,456.72 = 547,621.92/x
  3. Step 3: Cross multiply
    1,000,330.92x = 1,380,456.72 × 547,621.92
  4. Step 4: Simplify right side
    1,000,330.92x = 755,968,359,483.30
  5. Step 5: Solve for x
    x = 755,968,359,483.30/1,000,330.92
  6. Step 6: Final answer
    x = 755,718.28

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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.