Home / 3,908,037.60-5,862,892.32-1,212,304.32

Finding the Fourth Proportional to 3,908,037.60, 5,862,892.32 and 1,212,304.32

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Solution

The fourth proportional to 3,908,037.60, 5,862,892.32 and 1,212,304.32 is: 1,818,715.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908,037.60 : 5,862,892.32 = 1,212,304.32 : x
  2. Step 2: Convert to fraction form
    3,908,037.60/5,862,892.32 = 1,212,304.32/x
  3. Step 3: Cross multiply
    3,908,037.60x = 5,862,892.32 × 1,212,304.32
  4. Step 4: Simplify right side
    3,908,037.60x = 7,107,609,687,230.82
  5. Step 5: Solve for x
    x = 7,107,609,687,230.82/3,908,037.60
  6. Step 6: Final answer
    x = 1,818,715.79

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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.