Home / 4,098,658.80-6,147,988.20-1,258,401.90

Finding the Fourth Proportional to 4,098,658.80, 6,147,988.20 and 1,258,401.90

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Solution

The fourth proportional to 4,098,658.80, 6,147,988.20 and 1,258,401.90 is: 1,887,602.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098,658.80 : 6,147,988.20 = 1,258,401.90 : x
  2. Step 2: Convert to fraction form
    4,098,658.80/6,147,988.20 = 1,258,401.90/x
  3. Step 3: Cross multiply
    4,098,658.80x = 6,147,988.20 × 1,258,401.90
  4. Step 4: Simplify right side
    4,098,658.80x = 7,736,640,032,057.58
  5. Step 5: Solve for x
    x = 7,736,640,032,057.58/4,098,658.80
  6. Step 6: Final answer
    x = 1,887,602.85

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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.