Home / 911,000.80-1,366,501.20-733,853.84

Finding the Fourth Proportional to 911,000.80, 1,366,501.20 and 733,853.84

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Solution

The fourth proportional to 911,000.80, 1,366,501.20 and 733,853.84 is: 1,100,780.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,000.80 : 1,366,501.20 = 733,853.84 : x
  2. Step 2: Convert to fraction form
    911,000.80/1,366,501.20 = 733,853.84/x
  3. Step 3: Cross multiply
    911,000.80x = 1,366,501.20 × 733,853.84
  4. Step 4: Simplify right side
    911,000.80x = 1,002,812,152,984.61
  5. Step 5: Solve for x
    x = 1,002,812,152,984.61/911,000.80
  6. Step 6: Final answer
    x = 1,100,780.76

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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.