Home / 1,721,315.88-2,375,127.30-957,267.24

Finding the Fourth Proportional to 1,721,315.88, 2,375,127.30 and 957,267.24

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Solution

The fourth proportional to 1,721,315.88, 2,375,127.30 and 957,267.24 is: 1,320,868.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,315.88 : 2,375,127.30 = 957,267.24 : x
  2. Step 2: Convert to fraction form
    1,721,315.88/2,375,127.30 = 957,267.24/x
  3. Step 3: Cross multiply
    1,721,315.88x = 2,375,127.30 × 957,267.24
  4. Step 4: Simplify right side
    1,721,315.88x = 2,273,631,555,119.65
  5. Step 5: Solve for x
    x = 2,273,631,555,119.65/1,721,315.88
  6. Step 6: Final answer
    x = 1,320,868.29

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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.