Home / 1,585,227.74-2,376,441.92-1,212,912.86

Finding the Fourth Proportional to 1,585,227.74, 2,376,441.92 and 1,212,912.86

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Solution

The fourth proportional to 1,585,227.74, 2,376,441.92 and 1,212,912.86 is: 1,818,298.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,227.74 : 2,376,441.92 = 1,212,912.86 : x
  2. Step 2: Convert to fraction form
    1,585,227.74/2,376,441.92 = 1,212,912.86/x
  3. Step 3: Cross multiply
    1,585,227.74x = 2,376,441.92 × 1,212,912.86
  4. Step 4: Simplify right side
    1,585,227.74x = 2,882,416,956,961.16
  5. Step 5: Solve for x
    x = 2,882,416,956,961.16/1,585,227.74
  6. Step 6: Final answer
    x = 1,818,298.34

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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.