Home / 1,344,019.39-1,854,745.95-740,407.39

Finding the Fourth Proportional to 1,344,019.39, 1,854,745.95 and 740,407.39

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Solution

The fourth proportional to 1,344,019.39, 1,854,745.95 and 740,407.39 is: 1,021,761.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,019.39 : 1,854,745.95 = 740,407.39 : x
  2. Step 2: Convert to fraction form
    1,344,019.39/1,854,745.95 = 740,407.39/x
  3. Step 3: Cross multiply
    1,344,019.39x = 1,854,745.95 × 740,407.39
  4. Step 4: Simplify right side
    1,344,019.39x = 1,373,267,607,952.57
  5. Step 5: Solve for x
    x = 1,373,267,607,952.57/1,344,019.39
  6. Step 6: Final answer
    x = 1,021,761.75

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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.