Home / 1,344,413.52-1,855,380.56-740,801.52

Finding the Fourth Proportional to 1,344,413.52, 1,855,380.56 and 740,801.52

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Solution

The fourth proportional to 1,344,413.52, 1,855,380.56 and 740,801.52 is: 1,022,355.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,413.52 : 1,855,380.56 = 740,801.52 : x
  2. Step 2: Convert to fraction form
    1,344,413.52/1,855,380.56 = 740,801.52/x
  3. Step 3: Cross multiply
    1,344,413.52x = 1,855,380.56 × 740,801.52
  4. Step 4: Simplify right side
    1,344,413.52x = 1,374,468,739,026.45
  5. Step 5: Solve for x
    x = 1,374,468,739,026.45/1,344,413.52
  6. Step 6: Final answer
    x = 1,022,355.64

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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.