Home / 1,250,107-1,725,138.32-706,232.90

Finding the Fourth Proportional to 1,250,107, 1,725,138.32 and 706,232.90

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Solution

The fourth proportional to 1,250,107, 1,725,138.32 and 706,232.90 is: 974,596.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,107 : 1,725,138.32 = 706,232.90 : x
  2. Step 2: Convert to fraction form
    1,250,107/1,725,138.32 = 706,232.90/x
  3. Step 3: Cross multiply
    1,250,107x = 1,725,138.32 × 706,232.90
  4. Step 4: Simplify right side
    1,250,107x = 1,218,349,438,634.73
  5. Step 5: Solve for x
    x = 1,218,349,438,634.73/1,250,107
  6. Step 6: Final answer
    x = 974,596.13

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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.