Home / 1,282,671.25-1,770,063.01-709,711.43

Finding the Fourth Proportional to 1,282,671.25, 1,770,063.01 and 709,711.43

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Solution

The fourth proportional to 1,282,671.25, 1,770,063.01 and 709,711.43 is: 979,388.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,671.25 : 1,770,063.01 = 709,711.43 : x
  2. Step 2: Convert to fraction form
    1,282,671.25/1,770,063.01 = 709,711.43/x
  3. Step 3: Cross multiply
    1,282,671.25x = 1,770,063.01 × 709,711.43
  4. Step 4: Simplify right side
    1,282,671.25x = 1,256,233,939,392.61
  5. Step 5: Solve for x
    x = 1,256,233,939,392.61/1,282,671.25
  6. Step 6: Final answer
    x = 979,388.87

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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.