Home / 2,982,002.60-4,473,003.90-1,918,245.80

Finding the Fourth Proportional to 2,982,002.60, 4,473,003.90 and 1,918,245.80

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Solution

The fourth proportional to 2,982,002.60, 4,473,003.90 and 1,918,245.80 is: 2,877,368.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,002.60 : 4,473,003.90 = 1,918,245.80 : x
  2. Step 2: Convert to fraction form
    2,982,002.60/4,473,003.90 = 1,918,245.80/x
  3. Step 3: Cross multiply
    2,982,002.60x = 4,473,003.90 × 1,918,245.80
  4. Step 4: Simplify right side
    2,982,002.60x = 8,580,320,944,558.62
  5. Step 5: Solve for x
    x = 8,580,320,944,558.62/2,982,002.60
  6. Step 6: Final answer
    x = 2,877,368.70

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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.