Home / 4,522,131.60-6,781,123.80-1,996,486.80

Finding the Fourth Proportional to 4,522,131.60, 6,781,123.80 and 1,996,486.80

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Solution

The fourth proportional to 4,522,131.60, 6,781,123.80 and 1,996,486.80 is: 2,993,814.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,522,131.60 : 6,781,123.80 = 1,996,486.80 : x
  2. Step 2: Convert to fraction form
    4,522,131.60/6,781,123.80 = 1,996,486.80/x
  3. Step 3: Cross multiply
    4,522,131.60x = 6,781,123.80 × 1,996,486.80
  4. Step 4: Simplify right side
    4,522,131.60x = 13,538,424,155,865.84
  5. Step 5: Solve for x
    x = 13,538,424,155,865.84/4,522,131.60
  6. Step 6: Final answer
    x = 2,993,814.72

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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.