Home / 5,081,259.60-7,012,145.03-2,758,150.58

Finding the Fourth Proportional to 5,081,259.60, 7,012,145.03 and 2,758,150.58

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Solution

The fourth proportional to 5,081,259.60, 7,012,145.03 and 2,758,150.58 is: 3,806,251.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081,259.60 : 7,012,145.03 = 2,758,150.58 : x
  2. Step 2: Convert to fraction form
    5,081,259.60/7,012,145.03 = 2,758,150.58/x
  3. Step 3: Cross multiply
    5,081,259.60x = 7,012,145.03 × 2,758,150.58
  4. Step 4: Simplify right side
    5,081,259.60x = 19,340,551,832,687.14
  5. Step 5: Solve for x
    x = 19,340,551,832,687.14/5,081,259.60
  6. Step 6: Final answer
    x = 3,806,251.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.