Home / 1,156,639.20-1,734,872.40-482,546.40

Finding the Fourth Proportional to 1,156,639.20, 1,734,872.40 and 482,546.40

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Solution

The fourth proportional to 1,156,639.20, 1,734,872.40 and 482,546.40 is: 723,783.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,639.20 : 1,734,872.40 = 482,546.40 : x
  2. Step 2: Convert to fraction form
    1,156,639.20/1,734,872.40 = 482,546.40/x
  3. Step 3: Cross multiply
    1,156,639.20x = 1,734,872.40 × 482,546.40
  4. Step 4: Simplify right side
    1,156,639.20x = 837,156,431,079.36
  5. Step 5: Solve for x
    x = 837,156,431,079.36/1,156,639.20
  6. Step 6: Final answer
    x = 723,783.55

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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.