Home / 1,038,180.10-1,557,270.15-618,276.10

Finding the Fourth Proportional to 1,038,180.10, 1,557,270.15 and 618,276.10

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Solution

The fourth proportional to 1,038,180.10, 1,557,270.15 and 618,276.10 is: 927,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,180.10 : 1,557,270.15 = 618,276.10 : x
  2. Step 2: Convert to fraction form
    1,038,180.10/1,557,270.15 = 618,276.10/x
  3. Step 3: Cross multiply
    1,038,180.10x = 1,557,270.15 × 618,276.10
  4. Step 4: Simplify right side
    1,038,180.10x = 962,822,914,988.42
  5. Step 5: Solve for x
    x = 962,822,914,988.42/1,038,180.10
  6. Step 6: Final answer
    x = 927,414.15

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Double scale
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Similar ratio
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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.