Home / 1,079,024.33-1,618,407.32-839,377.65

Finding the Fourth Proportional to 1,079,024.33, 1,618,407.32 and 839,377.65

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Solution

The fourth proportional to 1,079,024.33, 1,618,407.32 and 839,377.65 is: 1,258,965.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,024.33 : 1,618,407.32 = 839,377.65 : x
  2. Step 2: Convert to fraction form
    1,079,024.33/1,618,407.32 = 839,377.65/x
  3. Step 3: Cross multiply
    1,079,024.33x = 1,618,407.32 × 839,377.65
  4. Step 4: Simplify right side
    1,079,024.33x = 1,358,454,935,102.84
  5. Step 5: Solve for x
    x = 1,358,454,935,102.84/1,079,024.33
  6. Step 6: Final answer
    x = 1,258,965.99

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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.