Home / 1,177,737.24-1,766,634.90-429,783

Finding the Fourth Proportional to 1,177,737.24, 1,766,634.90 and 429,783

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Solution

The fourth proportional to 1,177,737.24, 1,766,634.90 and 429,783 is: 644,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,737.24 : 1,766,634.90 = 429,783 : x
  2. Step 2: Convert to fraction form
    1,177,737.24/1,766,634.90 = 429,783/x
  3. Step 3: Cross multiply
    1,177,737.24x = 1,766,634.90 × 429,783
  4. Step 4: Simplify right side
    1,177,737.24x = 759,269,647,226.70
  5. Step 5: Solve for x
    x = 759,269,647,226.70/1,177,737.24
  6. Step 6: Final answer
    x = 644,685.10

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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.