Home / 934,129.40-1,401,194.10-916,414.70

Finding the Fourth Proportional to 934,129.40, 1,401,194.10 and 916,414.70

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Solution

The fourth proportional to 934,129.40, 1,401,194.10 and 916,414.70 is: 1,374,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,129.40 : 1,401,194.10 = 916,414.70 : x
  2. Step 2: Convert to fraction form
    934,129.40/1,401,194.10 = 916,414.70/x
  3. Step 3: Cross multiply
    934,129.40x = 1,401,194.10 × 916,414.70
  4. Step 4: Simplify right side
    934,129.40x = 1,284,074,870,793.27
  5. Step 5: Solve for x
    x = 1,284,074,870,793.27/934,129.40
  6. Step 6: Final answer
    x = 1,374,622.05

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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.