Home / 1,177,770.58-1,766,281.34-378,866.16

Finding the Fourth Proportional to 1,177,770.58, 1,766,281.34 and 378,866.16

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Solution

The fourth proportional to 1,177,770.58, 1,766,281.34 and 378,866.16 is: 568,178.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,770.58 : 1,766,281.34 = 378,866.16 : x
  2. Step 2: Convert to fraction form
    1,177,770.58/1,766,281.34 = 378,866.16/x
  3. Step 3: Cross multiply
    1,177,770.58x = 1,766,281.34 × 378,866.16
  4. Step 4: Simplify right side
    1,177,770.58x = 669,184,229,712.62
  5. Step 5: Solve for x
    x = 669,184,229,712.62/1,177,770.58
  6. Step 6: Final answer
    x = 568,178.76

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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.