Home / 1,150,310.76-1,587,439.96-634,084.60

Finding the Fourth Proportional to 1,150,310.76, 1,587,439.96 and 634,084.60

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Solution

The fourth proportional to 1,150,310.76, 1,587,439.96 and 634,084.60 is: 875,042.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,310.76 : 1,587,439.96 = 634,084.60 : x
  2. Step 2: Convert to fraction form
    1,150,310.76/1,587,439.96 = 634,084.60/x
  3. Step 3: Cross multiply
    1,150,310.76x = 1,587,439.96 × 634,084.60
  4. Step 4: Simplify right side
    1,150,310.76x = 1,006,571,229,483.25
  5. Step 5: Solve for x
    x = 1,006,571,229,483.25/1,150,310.76
  6. Step 6: Final answer
    x = 875,042.87

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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.