Home / 2,592,249.20-3,888,373.80-1,646,687.60

Finding the Fourth Proportional to 2,592,249.20, 3,888,373.80 and 1,646,687.60

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Solution

The fourth proportional to 2,592,249.20, 3,888,373.80 and 1,646,687.60 is: 2,470,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592,249.20 : 3,888,373.80 = 1,646,687.60 : x
  2. Step 2: Convert to fraction form
    2,592,249.20/3,888,373.80 = 1,646,687.60/x
  3. Step 3: Cross multiply
    2,592,249.20x = 3,888,373.80 × 1,646,687.60
  4. Step 4: Simplify right side
    2,592,249.20x = 6,402,936,920,624.88
  5. Step 5: Solve for x
    x = 6,402,936,920,624.88/2,592,249.20
  6. Step 6: Final answer
    x = 2,470,031.40

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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.