Home / 2,265,344.80-3,126,248.40-1,298,658.40

Finding the Fourth Proportional to 2,265,344.80, 3,126,248.40 and 1,298,658.40

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Solution

The fourth proportional to 2,265,344.80, 3,126,248.40 and 1,298,658.40 is: 1,792,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,344.80 : 3,126,248.40 = 1,298,658.40 : x
  2. Step 2: Convert to fraction form
    2,265,344.80/3,126,248.40 = 1,298,658.40/x
  3. Step 3: Cross multiply
    2,265,344.80x = 3,126,248.40 × 1,298,658.40
  4. Step 4: Simplify right side
    2,265,344.80x = 4,059,928,745,146.56
  5. Step 5: Solve for x
    x = 4,059,928,745,146.56/2,265,344.80
  6. Step 6: Final answer
    x = 1,792,190.20

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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.