Home / 816,006.60-1,221,677.10-732,025.80

Finding the Fourth Proportional to 816,006.60, 1,221,677.10 and 732,025.80

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Solution

The fourth proportional to 816,006.60, 1,221,677.10 and 732,025.80 is: 1,095,945.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,006.60 : 1,221,677.10 = 732,025.80 : x
  2. Step 2: Convert to fraction form
    816,006.60/1,221,677.10 = 732,025.80/x
  3. Step 3: Cross multiply
    816,006.60x = 1,221,677.10 × 732,025.80
  4. Step 4: Simplify right side
    816,006.60x = 894,299,156,469.18
  5. Step 5: Solve for x
    x = 894,299,156,469.18/816,006.60
  6. Step 6: Final answer
    x = 1,095,945.98

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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.