Home / 1,343,841.79-1,854,501.83-740,229.79

Finding the Fourth Proportional to 1,343,841.79, 1,854,501.83 and 740,229.79

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Solution

The fourth proportional to 1,343,841.79, 1,854,501.83 and 740,229.79 is: 1,021,517.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,841.79 : 1,854,501.83 = 740,229.79 : x
  2. Step 2: Convert to fraction form
    1,343,841.79/1,854,501.83 = 740,229.79/x
  3. Step 3: Cross multiply
    1,343,841.79x = 1,854,501.83 × 740,229.79
  4. Step 4: Simplify right side
    1,343,841.79x = 1,372,757,500,175.52
  5. Step 5: Solve for x
    x = 1,372,757,500,175.52/1,343,841.79
  6. Step 6: Final answer
    x = 1,021,517.20

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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.