Home / 1,517,632.80-2,280,385.80-1,344,422.40

Finding the Fourth Proportional to 1,517,632.80, 2,280,385.80 and 1,344,422.40

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Solution

The fourth proportional to 1,517,632.80, 2,280,385.80 and 1,344,422.40 is: 2,020,120.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,632.80 : 2,280,385.80 = 1,344,422.40 : x
  2. Step 2: Convert to fraction form
    1,517,632.80/2,280,385.80 = 1,344,422.40/x
  3. Step 3: Cross multiply
    1,517,632.80x = 2,280,385.80 × 1,344,422.40
  4. Step 4: Simplify right side
    1,517,632.80x = 3,065,801,750,161.92
  5. Step 5: Solve for x
    x = 3,065,801,750,161.92/1,517,632.80
  6. Step 6: Final answer
    x = 2,020,120.91

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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.