Home / 1,079,731.60-1,620,578.91-574,715.02

Finding the Fourth Proportional to 1,079,731.60, 1,620,578.91 and 574,715.02

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Solution

The fourth proportional to 1,079,731.60, 1,620,578.91 and 574,715.02 is: 862,594.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,731.60 : 1,620,578.91 = 574,715.02 : x
  2. Step 2: Convert to fraction form
    1,079,731.60/1,620,578.91 = 574,715.02/x
  3. Step 3: Cross multiply
    1,079,731.60x = 1,620,578.91 × 574,715.02
  4. Step 4: Simplify right side
    1,079,731.60x = 931,371,040,672.23
  5. Step 5: Solve for x
    x = 931,371,040,672.23/1,079,731.60
  6. Step 6: Final answer
    x = 862,594.96

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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.