Home / 1,947,447.56-2,687,428.13-1,088,014.28

Finding the Fourth Proportional to 1,947,447.56, 2,687,428.13 and 1,088,014.28

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Solution

The fourth proportional to 1,947,447.56, 2,687,428.13 and 1,088,014.28 is: 1,501,432.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,447.56 : 2,687,428.13 = 1,088,014.28 : x
  2. Step 2: Convert to fraction form
    1,947,447.56/2,687,428.13 = 1,088,014.28/x
  3. Step 3: Cross multiply
    1,947,447.56x = 2,687,428.13 × 1,088,014.28
  4. Step 4: Simplify right side
    1,947,447.56x = 2,923,960,163,036.48
  5. Step 5: Solve for x
    x = 2,923,960,163,036.48/1,947,447.56
  6. Step 6: Final answer
    x = 1,501,432.04

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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.