Home / 3,109,125.47-4,665,043.53-1,088,818.61

Finding the Fourth Proportional to 3,109,125.47, 4,665,043.53 and 1,088,818.61

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Solution

The fourth proportional to 3,109,125.47, 4,665,043.53 and 1,088,818.61 is: 1,633,702.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,125.47 : 4,665,043.53 = 1,088,818.61 : x
  2. Step 2: Convert to fraction form
    3,109,125.47/4,665,043.53 = 1,088,818.61/x
  3. Step 3: Cross multiply
    3,109,125.47x = 4,665,043.53 × 1,088,818.61
  4. Step 4: Simplify right side
    3,109,125.47x = 5,079,386,188,598.88
  5. Step 5: Solve for x
    x = 5,079,386,188,598.88/3,109,125.47
  6. Step 6: Final answer
    x = 1,633,702.55

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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.