Home / 1,029,175.04-1,419,190.80-813,974.24

Finding the Fourth Proportional to 1,029,175.04, 1,419,190.80 and 813,974.24

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Solution

The fourth proportional to 1,029,175.04, 1,419,190.80 and 813,974.24 is: 1,122,437.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,175.04 : 1,419,190.80 = 813,974.24 : x
  2. Step 2: Convert to fraction form
    1,029,175.04/1,419,190.80 = 813,974.24/x
  3. Step 3: Cross multiply
    1,029,175.04x = 1,419,190.80 × 813,974.24
  4. Step 4: Simplify right side
    1,029,175.04x = 1,155,184,752,844.99
  5. Step 5: Solve for x
    x = 1,155,184,752,844.99/1,029,175.04
  6. Step 6: Final answer
    x = 1,122,437.59

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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.