Home / 4,257,123.20-6,385,684.80-4,047,171.20

Finding the Fourth Proportional to 4,257,123.20, 6,385,684.80 and 4,047,171.20

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Solution

The fourth proportional to 4,257,123.20, 6,385,684.80 and 4,047,171.20 is: 6,070,756.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257,123.20 : 6,385,684.80 = 4,047,171.20 : x
  2. Step 2: Convert to fraction form
    4,257,123.20/6,385,684.80 = 4,047,171.20/x
  3. Step 3: Cross multiply
    4,257,123.20x = 6,385,684.80 × 4,047,171.20
  4. Step 4: Simplify right side
    4,257,123.20x = 25,843,959,614,837.76
  5. Step 5: Solve for x
    x = 25,843,959,614,837.76/4,257,123.20
  6. Step 6: Final answer
    x = 6,070,756.80

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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.