Home / 2,641,132.60-3,963,198.19-1,124,657.40

Finding the Fourth Proportional to 2,641,132.60, 3,963,198.19 and 1,124,657.40

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Solution

The fourth proportional to 2,641,132.60, 3,963,198.19 and 1,124,657.40 is: 1,687,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641,132.60 : 3,963,198.19 = 1,124,657.40 : x
  2. Step 2: Convert to fraction form
    2,641,132.60/3,963,198.19 = 1,124,657.40/x
  3. Step 3: Cross multiply
    2,641,132.60x = 3,963,198.19 × 1,124,657.40
  4. Step 4: Simplify right side
    2,641,132.60x = 4,457,240,185,794.90
  5. Step 5: Solve for x
    x = 4,457,240,185,794.90/2,641,132.60
  6. Step 6: Final answer
    x = 1,687,624.54

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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.