Home / 837,766.90-1,256,174.34-571,849.30

Finding the Fourth Proportional to 837,766.90, 1,256,174.34 and 571,849.30

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Solution

The fourth proportional to 837,766.90, 1,256,174.34 and 571,849.30 is: 857,449.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,766.90 : 1,256,174.34 = 571,849.30 : x
  2. Step 2: Convert to fraction form
    837,766.90/1,256,174.34 = 571,849.30/x
  3. Step 3: Cross multiply
    837,766.90x = 1,256,174.34 × 571,849.30
  4. Step 4: Simplify right side
    837,766.90x = 718,342,417,006.96
  5. Step 5: Solve for x
    x = 718,342,417,006.96/837,766.90
  6. Step 6: Final answer
    x = 857,449.03

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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.