Home / 1,208,231.12-1,812,361.56-524,959.76

Finding the Fourth Proportional to 1,208,231.12, 1,812,361.56 and 524,959.76

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Solution

The fourth proportional to 1,208,231.12, 1,812,361.56 and 524,959.76 is: 787,446.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,231.12 : 1,812,361.56 = 524,959.76 : x
  2. Step 2: Convert to fraction form
    1,208,231.12/1,812,361.56 = 524,959.76/x
  3. Step 3: Cross multiply
    1,208,231.12x = 1,812,361.56 × 524,959.76
  4. Step 4: Simplify right side
    1,208,231.12x = 951,416,889,570.83
  5. Step 5: Solve for x
    x = 951,416,889,570.83/1,208,231.12
  6. Step 6: Final answer
    x = 787,446.11

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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.