Home / 875,264.88-1,310,625.44-749,710.56

Finding the Fourth Proportional to 875,264.88, 1,310,625.44 and 749,710.56

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Solution

The fourth proportional to 875,264.88, 1,310,625.44 and 749,710.56 is: 1,122,619.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,264.88 : 1,310,625.44 = 749,710.56 : x
  2. Step 2: Convert to fraction form
    875,264.88/1,310,625.44 = 749,710.56/x
  3. Step 3: Cross multiply
    875,264.88x = 1,310,625.44 × 749,710.56
  4. Step 4: Simplify right side
    875,264.88x = 982,589,732,572.65
  5. Step 5: Solve for x
    x = 982,589,732,572.65/875,264.88
  6. Step 6: Final answer
    x = 1,122,619.85

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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.