Home / 2,801,073.60-4,201,610.40-2,678,212.80

Finding the Fourth Proportional to 2,801,073.60, 4,201,610.40 and 2,678,212.80

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Solution

The fourth proportional to 2,801,073.60, 4,201,610.40 and 2,678,212.80 is: 4,017,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,073.60 : 4,201,610.40 = 2,678,212.80 : x
  2. Step 2: Convert to fraction form
    2,801,073.60/4,201,610.40 = 2,678,212.80/x
  3. Step 3: Cross multiply
    2,801,073.60x = 4,201,610.40 × 2,678,212.80
  4. Step 4: Simplify right side
    2,801,073.60x = 11,252,806,753,893.12
  5. Step 5: Solve for x
    x = 11,252,806,753,893.12/2,801,073.60
  6. Step 6: Final answer
    x = 4,017,319.20

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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.