Home / 887,326.10-1,330,989.15-729,862.10

Finding the Fourth Proportional to 887,326.10, 1,330,989.15 and 729,862.10

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Solution

The fourth proportional to 887,326.10, 1,330,989.15 and 729,862.10 is: 1,094,793.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,326.10 : 1,330,989.15 = 729,862.10 : x
  2. Step 2: Convert to fraction form
    887,326.10/1,330,989.15 = 729,862.10/x
  3. Step 3: Cross multiply
    887,326.10x = 1,330,989.15 × 729,862.10
  4. Step 4: Simplify right side
    887,326.10x = 971,438,536,096.22
  5. Step 5: Solve for x
    x = 971,438,536,096.22/887,326.10
  6. Step 6: Final answer
    x = 1,094,793.15

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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.