Home / 4,293,149.90-6,439,945.43-1,098,303.80

Finding the Fourth Proportional to 4,293,149.90, 6,439,945.43 and 1,098,303.80

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Solution

The fourth proportional to 4,293,149.90, 6,439,945.43 and 1,098,303.80 is: 1,647,512.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293,149.90 : 6,439,945.43 = 1,098,303.80 : x
  2. Step 2: Convert to fraction form
    4,293,149.90/6,439,945.43 = 1,098,303.80/x
  3. Step 3: Cross multiply
    4,293,149.90x = 6,439,945.43 × 1,098,303.80
  4. Step 4: Simplify right side
    4,293,149.90x = 7,073,016,508,107.67
  5. Step 5: Solve for x
    x = 7,073,016,508,107.67/4,293,149.90
  6. Step 6: Final answer
    x = 1,647,512.13

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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.