Home / 4,428,504.60-6,642,756.90-4,391,179.80

Finding the Fourth Proportional to 4,428,504.60, 6,642,756.90 and 4,391,179.80

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Solution

The fourth proportional to 4,428,504.60, 6,642,756.90 and 4,391,179.80 is: 6,586,769.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,504.60 : 6,642,756.90 = 4,391,179.80 : x
  2. Step 2: Convert to fraction form
    4,428,504.60/6,642,756.90 = 4,391,179.80/x
  3. Step 3: Cross multiply
    4,428,504.60x = 6,642,756.90 × 4,391,179.80
  4. Step 4: Simplify right side
    4,428,504.60x = 29,169,539,915,590.62
  5. Step 5: Solve for x
    x = 29,169,539,915,590.62/4,428,504.60
  6. Step 6: Final answer
    x = 6,586,769.70

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Similar ratio
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1.5x scale

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.