Home / 1,074,071.72-1,482,229.86-590,640.43

Finding the Fourth Proportional to 1,074,071.72, 1,482,229.86 and 590,640.43

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Solution

The fourth proportional to 1,074,071.72, 1,482,229.86 and 590,640.43 is: 815,089.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,071.72 : 1,482,229.86 = 590,640.43 : x
  2. Step 2: Convert to fraction form
    1,074,071.72/1,482,229.86 = 590,640.43/x
  3. Step 3: Cross multiply
    1,074,071.72x = 1,482,229.86 × 590,640.43
  4. Step 4: Simplify right side
    1,074,071.72x = 875,464,881,869.24
  5. Step 5: Solve for x
    x = 875,464,881,869.24/1,074,071.72
  6. Step 6: Final answer
    x = 815,089.78

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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.