Home / 1,126,432-1,689,650.16-273,500.04

Finding the Fourth Proportional to 1,126,432, 1,689,650.16 and 273,500.04

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Solution

The fourth proportional to 1,126,432, 1,689,650.16 and 273,500.04 is: 410,250.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,432 : 1,689,650.16 = 273,500.04 : x
  2. Step 2: Convert to fraction form
    1,126,432/1,689,650.16 = 273,500.04/x
  3. Step 3: Cross multiply
    1,126,432x = 1,689,650.16 × 273,500.04
  4. Step 4: Simplify right side
    1,126,432x = 462,119,386,346.01
  5. Step 5: Solve for x
    x = 462,119,386,346.01/1,126,432
  6. Step 6: Final answer
    x = 410,250.58

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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.