Home / 1,116,793.80-1,675,190.70-318,064.95

Finding the Fourth Proportional to 1,116,793.80, 1,675,190.70 and 318,064.95

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Solution

The fourth proportional to 1,116,793.80, 1,675,190.70 and 318,064.95 is: 477,097.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,793.80 : 1,675,190.70 = 318,064.95 : x
  2. Step 2: Convert to fraction form
    1,116,793.80/1,675,190.70 = 318,064.95/x
  3. Step 3: Cross multiply
    1,116,793.80x = 1,675,190.70 × 318,064.95
  4. Step 4: Simplify right side
    1,116,793.80x = 532,819,446,235.97
  5. Step 5: Solve for x
    x = 532,819,446,235.97/1,116,793.80
  6. Step 6: Final answer
    x = 477,097.43

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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.