Home / 1,344,000.10-1,854,719.30-740,388.10

Finding the Fourth Proportional to 1,344,000.10, 1,854,719.30 and 740,388.10

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Solution

The fourth proportional to 1,344,000.10, 1,854,719.30 and 740,388.10 is: 1,021,735.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,000.10 : 1,854,719.30 = 740,388.10 : x
  2. Step 2: Convert to fraction form
    1,344,000.10/1,854,719.30 = 740,388.10/x
  3. Step 3: Cross multiply
    1,344,000.10x = 1,854,719.30 × 740,388.10
  4. Step 4: Simplify right side
    1,344,000.10x = 1,373,212,098,560.33
  5. Step 5: Solve for x
    x = 1,373,212,098,560.33/1,344,000.10
  6. Step 6: Final answer
    x = 1,021,735.12

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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.