Home / 3,028,885.20-4,543,327.80-1,109,792.70

Finding the Fourth Proportional to 3,028,885.20, 4,543,327.80 and 1,109,792.70

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Solution

The fourth proportional to 3,028,885.20, 4,543,327.80 and 1,109,792.70 is: 1,664,689.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028,885.20 : 4,543,327.80 = 1,109,792.70 : x
  2. Step 2: Convert to fraction form
    3,028,885.20/4,543,327.80 = 1,109,792.70/x
  3. Step 3: Cross multiply
    3,028,885.20x = 4,543,327.80 × 1,109,792.70
  4. Step 4: Simplify right side
    3,028,885.20x = 5,042,152,026,147.06
  5. Step 5: Solve for x
    x = 5,042,152,026,147.06/3,028,885.20
  6. Step 6: Final answer
    x = 1,664,689.05

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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.