Home / 1,822,785.75-2,515,432.36-1,007,042.04

Finding the Fourth Proportional to 1,822,785.75, 2,515,432.36 and 1,007,042.04

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Solution

The fourth proportional to 1,822,785.75, 2,515,432.36 and 1,007,042.04 is: 1,389,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822,785.75 : 2,515,432.36 = 1,007,042.04 : x
  2. Step 2: Convert to fraction form
    1,822,785.75/2,515,432.36 = 1,007,042.04/x
  3. Step 3: Cross multiply
    1,822,785.75x = 2,515,432.36 × 1,007,042.04
  4. Step 4: Simplify right side
    1,822,785.75x = 2,533,146,135,296.41
  5. Step 5: Solve for x
    x = 2,533,146,135,296.41/1,822,785.75
  6. Step 6: Final answer
    x = 1,389,711.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.