Home / 1,878,148.60-2,589,791-1,395,608.92

Finding the Fourth Proportional to 1,878,148.60, 2,589,791 and 1,395,608.92

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Solution

The fourth proportional to 1,878,148.60, 2,589,791 and 1,395,608.92 is: 1,924,413.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,148.60 : 2,589,791 = 1,395,608.92 : x
  2. Step 2: Convert to fraction form
    1,878,148.60/2,589,791 = 1,395,608.92/x
  3. Step 3: Cross multiply
    1,878,148.60x = 2,589,791 × 1,395,608.92
  4. Step 4: Simplify right side
    1,878,148.60x = 3,614,335,420,535.72
  5. Step 5: Solve for x
    x = 3,614,335,420,535.72/1,878,148.60
  6. Step 6: Final answer
    x = 1,924,413.98

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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.