Home / 1,979,009.52-2,731,032.36-1,073,591.52

Finding the Fourth Proportional to 1,979,009.52, 2,731,032.36 and 1,073,591.52

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Solution

The fourth proportional to 1,979,009.52, 2,731,032.36 and 1,073,591.52 is: 1,481,555.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,009.52 : 2,731,032.36 = 1,073,591.52 : x
  2. Step 2: Convert to fraction form
    1,979,009.52/2,731,032.36 = 1,073,591.52/x
  3. Step 3: Cross multiply
    1,979,009.52x = 2,731,032.36 × 1,073,591.52
  4. Step 4: Simplify right side
    1,979,009.52x = 2,932,013,182,541.59
  5. Step 5: Solve for x
    x = 2,932,013,182,541.59/1,979,009.52
  6. Step 6: Final answer
    x = 1,481,555.88

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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.