Home / 881,402.57-1,208,414.10-865,459.34

Finding the Fourth Proportional to 881,402.57, 1,208,414.10 and 865,459.34

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Solution

The fourth proportional to 881,402.57, 1,208,414.10 and 865,459.34 is: 1,186,555.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,402.57 : 1,208,414.10 = 865,459.34 : x
  2. Step 2: Convert to fraction form
    881,402.57/1,208,414.10 = 865,459.34/x
  3. Step 3: Cross multiply
    881,402.57x = 1,208,414.10 × 865,459.34
  4. Step 4: Simplify right side
    881,402.57x = 1,045,833,269,432.69
  5. Step 5: Solve for x
    x = 1,045,833,269,432.69/881,402.57
  6. Step 6: Final answer
    x = 1,186,555.73

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.