Home / 2,751,304.80-4,126,957.20-2,079,458.40

Finding the Fourth Proportional to 2,751,304.80, 4,126,957.20 and 2,079,458.40

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Solution

The fourth proportional to 2,751,304.80, 4,126,957.20 and 2,079,458.40 is: 3,119,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,304.80 : 4,126,957.20 = 2,079,458.40 : x
  2. Step 2: Convert to fraction form
    2,751,304.80/4,126,957.20 = 2,079,458.40/x
  3. Step 3: Cross multiply
    2,751,304.80x = 4,126,957.20 × 2,079,458.40
  4. Step 4: Simplify right side
    2,751,304.80x = 8,581,835,815,980.48
  5. Step 5: Solve for x
    x = 8,581,835,815,980.48/2,751,304.80
  6. Step 6: Final answer
    x = 3,119,187.60

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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.