Home / 1,344,014.39-1,854,739.05-740,402.39

Finding the Fourth Proportional to 1,344,014.39, 1,854,739.05 and 740,402.39

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Solution

The fourth proportional to 1,344,014.39, 1,854,739.05 and 740,402.39 is: 1,021,754.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,014.39 : 1,854,739.05 = 740,402.39 : x
  2. Step 2: Convert to fraction form
    1,344,014.39/1,854,739.05 = 740,402.39/x
  3. Step 3: Cross multiply
    1,344,014.39x = 1,854,739.05 × 740,402.39
  4. Step 4: Simplify right side
    1,344,014.39x = 1,373,253,225,446.33
  5. Step 5: Solve for x
    x = 1,373,253,225,446.33/1,344,014.39
  6. Step 6: Final answer
    x = 1,021,754.85

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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.