Home / 3,945,715.88-5,918,746.04-1,250,239.76

Finding the Fourth Proportional to 3,945,715.88, 5,918,746.04 and 1,250,239.76

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Solution

The fourth proportional to 3,945,715.88, 5,918,746.04 and 1,250,239.76 is: 1,875,414.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,715.88 : 5,918,746.04 = 1,250,239.76 : x
  2. Step 2: Convert to fraction form
    3,945,715.88/5,918,746.04 = 1,250,239.76/x
  3. Step 3: Cross multiply
    3,945,715.88x = 5,918,746.04 × 1,250,239.76
  4. Step 4: Simplify right side
    3,945,715.88x = 7,399,851,619,589.32
  5. Step 5: Solve for x
    x = 7,399,851,619,589.32/3,945,715.88
  6. Step 6: Final answer
    x = 1,875,414.21

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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.