Home / 1,074,077.60-1,612,361.20-576,413.60

Finding the Fourth Proportional to 1,074,077.60, 1,612,361.20 and 576,413.60

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Solution

The fourth proportional to 1,074,077.60, 1,612,361.20 and 576,413.60 is: 865,288.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,077.60 : 1,612,361.20 = 576,413.60 : x
  2. Step 2: Convert to fraction form
    1,074,077.60/1,612,361.20 = 576,413.60/x
  3. Step 3: Cross multiply
    1,074,077.60x = 1,612,361.20 × 576,413.60
  4. Step 4: Simplify right side
    1,074,077.60x = 929,386,923,792.32
  5. Step 5: Solve for x
    x = 929,386,923,792.32/1,074,077.60
  6. Step 6: Final answer
    x = 865,288.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.