Home / 694,548.70-1,041,823.05-687,175.90

Finding the Fourth Proportional to 694,548.70, 1,041,823.05 and 687,175.90

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Solution

The fourth proportional to 694,548.70, 1,041,823.05 and 687,175.90 is: 1,030,763.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,548.70 : 1,041,823.05 = 687,175.90 : x
  2. Step 2: Convert to fraction form
    694,548.70/1,041,823.05 = 687,175.90/x
  3. Step 3: Cross multiply
    694,548.70x = 1,041,823.05 × 687,175.90
  4. Step 4: Simplify right side
    694,548.70x = 715,915,692,024.50
  5. Step 5: Solve for x
    x = 715,915,692,024.50/694,548.70
  6. Step 6: Final answer
    x = 1,030,763.85

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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.