Home / 1,979,652.52-2,731,927.78-1,074,234.52

Finding the Fourth Proportional to 1,979,652.52, 2,731,927.78 and 1,074,234.52

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Solution

The fourth proportional to 1,979,652.52, 2,731,927.78 and 1,074,234.52 is: 1,482,447.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,652.52 : 2,731,927.78 = 1,074,234.52 : x
  2. Step 2: Convert to fraction form
    1,979,652.52/2,731,927.78 = 1,074,234.52/x
  3. Step 3: Cross multiply
    1,979,652.52x = 2,731,927.78 × 1,074,234.52
  4. Step 4: Simplify right side
    1,979,652.52x = 2,934,731,127,422.97
  5. Step 5: Solve for x
    x = 2,934,731,127,422.97/1,979,652.52
  6. Step 6: Final answer
    x = 1,482,447.60

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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.