Home / 2,581,551.60-3,872,327.40-1,868,233.20

Finding the Fourth Proportional to 2,581,551.60, 3,872,327.40 and 1,868,233.20

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Solution

The fourth proportional to 2,581,551.60, 3,872,327.40 and 1,868,233.20 is: 2,802,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,551.60 : 3,872,327.40 = 1,868,233.20 : x
  2. Step 2: Convert to fraction form
    2,581,551.60/3,872,327.40 = 1,868,233.20/x
  3. Step 3: Cross multiply
    2,581,551.60x = 3,872,327.40 × 1,868,233.20
  4. Step 4: Simplify right side
    2,581,551.60x = 7,234,410,609,949.68
  5. Step 5: Solve for x
    x = 7,234,410,609,949.68/2,581,551.60
  6. Step 6: Final answer
    x = 2,802,349.80

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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.