Home / 1,377,114.24-1,900,296.69-765,228.24

Finding the Fourth Proportional to 1,377,114.24, 1,900,296.69 and 765,228.24

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Solution

The fourth proportional to 1,377,114.24, 1,900,296.69 and 765,228.24 is: 1,055,947.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,114.24 : 1,900,296.69 = 765,228.24 : x
  2. Step 2: Convert to fraction form
    1,377,114.24/1,900,296.69 = 765,228.24/x
  3. Step 3: Cross multiply
    1,377,114.24x = 1,900,296.69 × 765,228.24
  4. Step 4: Simplify right side
    1,377,114.24x = 1,454,160,691,566.53
  5. Step 5: Solve for x
    x = 1,454,160,691,566.53/1,377,114.24
  6. Step 6: Final answer
    x = 1,055,947.76

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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.