Home / 3,432,340.80-5,148,511.20-2,175,739.20

Finding the Fourth Proportional to 3,432,340.80, 5,148,511.20 and 2,175,739.20

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Solution

The fourth proportional to 3,432,340.80, 5,148,511.20 and 2,175,739.20 is: 3,263,608.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432,340.80 : 5,148,511.20 = 2,175,739.20 : x
  2. Step 2: Convert to fraction form
    3,432,340.80/5,148,511.20 = 2,175,739.20/x
  3. Step 3: Cross multiply
    3,432,340.80x = 5,148,511.20 × 2,175,739.20
  4. Step 4: Simplify right side
    3,432,340.80x = 11,201,817,639,479.04
  5. Step 5: Solve for x
    x = 11,201,817,639,479.04/3,432,340.80
  6. Step 6: Final answer
    x = 3,263,608.80

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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.