Home / 876,147.72-1,306,487.81-844,925.05

Finding the Fourth Proportional to 876,147.72, 1,306,487.81 and 844,925.05

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Solution

The fourth proportional to 876,147.72, 1,306,487.81 and 844,925.05 is: 1,259,929.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,147.72 : 1,306,487.81 = 844,925.05 : x
  2. Step 2: Convert to fraction form
    876,147.72/1,306,487.81 = 844,925.05/x
  3. Step 3: Cross multiply
    876,147.72x = 1,306,487.81 × 844,925.05
  4. Step 4: Simplify right side
    876,147.72x = 1,103,884,278,188.64
  5. Step 5: Solve for x
    x = 1,103,884,278,188.64/876,147.72
  6. Step 6: Final answer
    x = 1,259,929.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.