Home / 1,432,833.76-2,149,172.88-435,484

Finding the Fourth Proportional to 1,432,833.76, 2,149,172.88 and 435,484

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Solution

The fourth proportional to 1,432,833.76, 2,149,172.88 and 435,484 is: 653,202.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,833.76 : 2,149,172.88 = 435,484 : x
  2. Step 2: Convert to fraction form
    1,432,833.76/2,149,172.88 = 435,484/x
  3. Step 3: Cross multiply
    1,432,833.76x = 2,149,172.88 × 435,484
  4. Step 4: Simplify right side
    1,432,833.76x = 935,930,402,473.92
  5. Step 5: Solve for x
    x = 935,930,402,473.92/1,432,833.76
  6. Step 6: Final answer
    x = 653,202.37

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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.