Home / 1,344,000.18-1,854,719.43-740,388.18

Finding the Fourth Proportional to 1,344,000.18, 1,854,719.43 and 740,388.18

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Solution

The fourth proportional to 1,344,000.18, 1,854,719.43 and 740,388.18 is: 1,021,735.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,000.18 : 1,854,719.43 = 740,388.18 : x
  2. Step 2: Convert to fraction form
    1,344,000.18/1,854,719.43 = 740,388.18/x
  3. Step 3: Cross multiply
    1,344,000.18x = 1,854,719.43 × 740,388.18
  4. Step 4: Simplify right side
    1,344,000.18x = 1,373,212,343,188.34
  5. Step 5: Solve for x
    x = 1,373,212,343,188.34/1,344,000.18
  6. Step 6: Final answer
    x = 1,021,735.24

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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.