Home / 891,906.50-1,337,846.19-618,100.10

Finding the Fourth Proportional to 891,906.50, 1,337,846.19 and 618,100.10

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Solution

The fourth proportional to 891,906.50, 1,337,846.19 and 618,100.10 is: 927,140.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,906.50 : 1,337,846.19 = 618,100.10 : x
  2. Step 2: Convert to fraction form
    891,906.50/1,337,846.19 = 618,100.10/x
  3. Step 3: Cross multiply
    891,906.50x = 1,337,846.19 × 618,100.10
  4. Step 4: Simplify right side
    891,906.50x = 826,922,863,823.62
  5. Step 5: Solve for x
    x = 826,922,863,823.62/891,906.50
  6. Step 6: Final answer
    x = 927,140.75

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Double scale
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1.5x scale

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.