Home / 5,872,212.80-8,806,245.60-2,085,819.20

Finding the Fourth Proportional to 5,872,212.80, 8,806,245.60 and 2,085,819.20

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Solution

The fourth proportional to 5,872,212.80, 8,806,245.60 and 2,085,819.20 is: 3,127,992.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872,212.80 : 8,806,245.60 = 2,085,819.20 : x
  2. Step 2: Convert to fraction form
    5,872,212.80/8,806,245.60 = 2,085,819.20/x
  3. Step 3: Cross multiply
    5,872,212.80x = 8,806,245.60 × 2,085,819.20
  4. Step 4: Simplify right side
    5,872,212.80x = 18,368,236,152,395.52
  5. Step 5: Solve for x
    x = 18,368,236,152,395.52/5,872,212.80
  6. Step 6: Final answer
    x = 3,127,992.25

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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.