Home / 1,109,250.73-1,530,634.35-625,787.65

Finding the Fourth Proportional to 1,109,250.73, 1,530,634.35 and 625,787.65

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Solution

The fourth proportional to 1,109,250.73, 1,530,634.35 and 625,787.65 is: 863,512.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,250.73 : 1,530,634.35 = 625,787.65 : x
  2. Step 2: Convert to fraction form
    1,109,250.73/1,530,634.35 = 625,787.65/x
  3. Step 3: Cross multiply
    1,109,250.73x = 1,530,634.35 × 625,787.65
  4. Step 4: Simplify right side
    1,109,250.73x = 957,852,072,895.78
  5. Step 5: Solve for x
    x = 957,852,072,895.78/1,109,250.73
  6. Step 6: Final answer
    x = 863,512.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.