Home / 1,979,632-2,731,899.45-1,074,214

Finding the Fourth Proportional to 1,979,632, 2,731,899.45 and 1,074,214

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Solution

The fourth proportional to 1,979,632, 2,731,899.45 and 1,074,214 is: 1,482,419.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,632 : 2,731,899.45 = 1,074,214 : x
  2. Step 2: Convert to fraction form
    1,979,632/2,731,899.45 = 1,074,214/x
  3. Step 3: Cross multiply
    1,979,632x = 2,731,899.45 × 1,074,214
  4. Step 4: Simplify right side
    1,979,632x = 2,934,644,635,782.30
  5. Step 5: Solve for x
    x = 2,934,644,635,782.30/1,979,632
  6. Step 6: Final answer
    x = 1,482,419.28

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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.