Home / 2,227,657.61-3,073,640.60-1,260,787.92

Finding the Fourth Proportional to 2,227,657.61, 3,073,640.60 and 1,260,787.92

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Solution

The fourth proportional to 2,227,657.61, 3,073,640.60 and 1,260,787.92 is: 1,739,589.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,657.61 : 3,073,640.60 = 1,260,787.92 : x
  2. Step 2: Convert to fraction form
    2,227,657.61/3,073,640.60 = 1,260,787.92/x
  3. Step 3: Cross multiply
    2,227,657.61x = 3,073,640.60 × 1,260,787.92
  4. Step 4: Simplify right side
    2,227,657.61x = 3,875,208,932,597.61
  5. Step 5: Solve for x
    x = 3,875,208,932,597.61/2,227,657.61
  6. Step 6: Final answer
    x = 1,739,589.12

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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.