Home / 3,120,337.20-4,671,174.60-1,857,514.80

Finding the Fourth Proportional to 3,120,337.20, 4,671,174.60 and 1,857,514.80

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Solution

The fourth proportional to 3,120,337.20, 4,671,174.60 and 1,857,514.80 is: 2,780,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,337.20 : 4,671,174.60 = 1,857,514.80 : x
  2. Step 2: Convert to fraction form
    3,120,337.20/4,671,174.60 = 1,857,514.80/x
  3. Step 3: Cross multiply
    3,120,337.20x = 4,671,174.60 × 1,857,514.80
  4. Step 4: Simplify right side
    3,120,337.20x = 8,676,775,952,884.08
  5. Step 5: Solve for x
    x = 8,676,775,952,884.08/3,120,337.20
  6. Step 6: Final answer
    x = 2,780,717.40

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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.