Home / 4,982,830.80-7,474,246.20-4,265,385.45

Finding the Fourth Proportional to 4,982,830.80, 7,474,246.20 and 4,265,385.45

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Solution

The fourth proportional to 4,982,830.80, 7,474,246.20 and 4,265,385.45 is: 6,398,078.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982,830.80 : 7,474,246.20 = 4,265,385.45 : x
  2. Step 2: Convert to fraction form
    4,982,830.80/7,474,246.20 = 4,265,385.45/x
  3. Step 3: Cross multiply
    4,982,830.80x = 7,474,246.20 × 4,265,385.45
  4. Step 4: Simplify right side
    4,982,830.80x = 31,880,540,991,197.79
  5. Step 5: Solve for x
    x = 31,880,540,991,197.79/4,982,830.80
  6. Step 6: Final answer
    x = 6,398,078.18

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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.