Home / 4,098,613.80-6,147,920.70-1,258,356.90

Finding the Fourth Proportional to 4,098,613.80, 6,147,920.70 and 1,258,356.90

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Solution

The fourth proportional to 4,098,613.80, 6,147,920.70 and 1,258,356.90 is: 1,887,535.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098,613.80 : 6,147,920.70 = 1,258,356.90 : x
  2. Step 2: Convert to fraction form
    4,098,613.80/6,147,920.70 = 1,258,356.90/x
  3. Step 3: Cross multiply
    4,098,613.80x = 6,147,920.70 × 1,258,356.90
  4. Step 4: Simplify right side
    4,098,613.80x = 7,736,278,433,497.83
  5. Step 5: Solve for x
    x = 7,736,278,433,497.83/4,098,613.80
  6. Step 6: Final answer
    x = 1,887,535.35

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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.