Home / 1,343,844.30-1,854,505.28-740,232.30

Finding the Fourth Proportional to 1,343,844.30, 1,854,505.28 and 740,232.30

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Solution

The fourth proportional to 1,343,844.30, 1,854,505.28 and 740,232.30 is: 1,021,520.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,844.30 : 1,854,505.28 = 740,232.30 : x
  2. Step 2: Convert to fraction form
    1,343,844.30/1,854,505.28 = 740,232.30/x
  3. Step 3: Cross multiply
    1,343,844.30x = 1,854,505.28 × 740,232.30
  4. Step 4: Simplify right side
    1,343,844.30x = 1,372,764,708,776.54
  5. Step 5: Solve for x
    x = 1,372,764,708,776.54/1,343,844.30
  6. Step 6: Final answer
    x = 1,021,520.65

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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.