Home / 985,893.30-1,479,423.15-718,982.10

Finding the Fourth Proportional to 985,893.30, 1,479,423.15 and 718,982.10

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Solution

The fourth proportional to 985,893.30, 1,479,423.15 and 718,982.10 is: 1,078,898.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,893.30 : 1,479,423.15 = 718,982.10 : x
  2. Step 2: Convert to fraction form
    985,893.30/1,479,423.15 = 718,982.10/x
  3. Step 3: Cross multiply
    985,893.30x = 1,479,423.15 × 718,982.10
  4. Step 4: Simplify right side
    985,893.30x = 1,063,678,763,175.61
  5. Step 5: Solve for x
    x = 1,063,678,763,175.61/985,893.30
  6. Step 6: Final answer
    x = 1,078,898.46

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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.