Home / 1,170,076.10-1,755,114.15-571,421.30

Finding the Fourth Proportional to 1,170,076.10, 1,755,114.15 and 571,421.30

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Solution

The fourth proportional to 1,170,076.10, 1,755,114.15 and 571,421.30 is: 857,131.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,076.10 : 1,755,114.15 = 571,421.30 : x
  2. Step 2: Convert to fraction form
    1,170,076.10/1,755,114.15 = 571,421.30/x
  3. Step 3: Cross multiply
    1,170,076.10x = 1,755,114.15 × 571,421.30
  4. Step 4: Simplify right side
    1,170,076.10x = 1,002,909,609,241.40
  5. Step 5: Solve for x
    x = 1,002,909,609,241.40/1,170,076.10
  6. Step 6: Final answer
    x = 857,131.95

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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.