Home / 1,170,091.10-1,755,136.65-571,436.30

Finding the Fourth Proportional to 1,170,091.10, 1,755,136.65 and 571,436.30

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Solution

The fourth proportional to 1,170,091.10, 1,755,136.65 and 571,436.30 is: 857,154.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,091.10 : 1,755,136.65 = 571,436.30 : x
  2. Step 2: Convert to fraction form
    1,170,091.10/1,755,136.65 = 571,436.30/x
  3. Step 3: Cross multiply
    1,170,091.10x = 1,755,136.65 × 571,436.30
  4. Step 4: Simplify right side
    1,170,091.10x = 1,002,948,793,270.40
  5. Step 5: Solve for x
    x = 1,002,948,793,270.40/1,170,091.10
  6. Step 6: Final answer
    x = 857,154.45

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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.