Home / 3,542,612.80-5,314,437.60-1,859,843.20

Finding the Fourth Proportional to 3,542,612.80, 5,314,437.60 and 1,859,843.20

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Solution

The fourth proportional to 3,542,612.80, 5,314,437.60 and 1,859,843.20 is: 2,790,036.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542,612.80 : 5,314,437.60 = 1,859,843.20 : x
  2. Step 2: Convert to fraction form
    3,542,612.80/5,314,437.60 = 1,859,843.20/x
  3. Step 3: Cross multiply
    3,542,612.80x = 5,314,437.60 × 1,859,843.20
  4. Step 4: Simplify right side
    3,542,612.80x = 9,884,020,632,184.32
  5. Step 5: Solve for x
    x = 9,884,020,632,184.32/3,542,612.80
  6. Step 6: Final answer
    x = 2,790,036.96

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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.