Home / 1,119,856.92-1,679,311.52-614,273.55

Finding the Fourth Proportional to 1,119,856.92, 1,679,311.52 and 614,273.55

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Solution

The fourth proportional to 1,119,856.92, 1,679,311.52 and 614,273.55 is: 921,150.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,856.92 : 1,679,311.52 = 614,273.55 : x
  2. Step 2: Convert to fraction form
    1,119,856.92/1,679,311.52 = 614,273.55/x
  3. Step 3: Cross multiply
    1,119,856.92x = 1,679,311.52 × 614,273.55
  4. Step 4: Simplify right side
    1,119,856.92x = 1,031,556,648,946.30
  5. Step 5: Solve for x
    x = 1,031,556,648,946.30/1,119,856.92
  6. Step 6: Final answer
    x = 921,150.40

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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.