Home / 1,979,645.52-2,731,918.12-1,074,227.52

Finding the Fourth Proportional to 1,979,645.52, 2,731,918.12 and 1,074,227.52

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Solution

The fourth proportional to 1,979,645.52, 2,731,918.12 and 1,074,227.52 is: 1,482,437.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,645.52 : 2,731,918.12 = 1,074,227.52 : x
  2. Step 2: Convert to fraction form
    1,979,645.52/2,731,918.12 = 1,074,227.52/x
  3. Step 3: Cross multiply
    1,979,645.52x = 2,731,918.12 × 1,074,227.52
  4. Step 4: Simplify right side
    1,979,645.52x = 2,934,701,626,890.66
  5. Step 5: Solve for x
    x = 2,934,701,626,890.66/1,979,645.52
  6. Step 6: Final answer
    x = 1,482,437.94

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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.