Home / 1,328,915.80-1,993,373.70-1,063,195.30

Finding the Fourth Proportional to 1,328,915.80, 1,993,373.70 and 1,063,195.30

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Solution

The fourth proportional to 1,328,915.80, 1,993,373.70 and 1,063,195.30 is: 1,594,792.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,915.80 : 1,993,373.70 = 1,063,195.30 : x
  2. Step 2: Convert to fraction form
    1,328,915.80/1,993,373.70 = 1,063,195.30/x
  3. Step 3: Cross multiply
    1,328,915.80x = 1,993,373.70 × 1,063,195.30
  4. Step 4: Simplify right side
    1,328,915.80x = 2,119,345,548,983.61
  5. Step 5: Solve for x
    x = 2,119,345,548,983.61/1,328,915.80
  6. Step 6: Final answer
    x = 1,594,792.95

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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.