Home / 1,612,430.19-2,225,149.20-887,324.85

Finding the Fourth Proportional to 1,612,430.19, 2,225,149.20 and 887,324.85

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Solution

The fourth proportional to 1,612,430.19, 2,225,149.20 and 887,324.85 is: 1,224,505.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,430.19 : 2,225,149.20 = 887,324.85 : x
  2. Step 2: Convert to fraction form
    1,612,430.19/2,225,149.20 = 887,324.85/x
  3. Step 3: Cross multiply
    1,612,430.19x = 2,225,149.20 × 887,324.85
  4. Step 4: Simplify right side
    1,612,430.19x = 1,974,430,180,117.62
  5. Step 5: Solve for x
    x = 1,974,430,180,117.62/1,612,430.19
  6. Step 6: Final answer
    x = 1,224,505.84

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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.