Home / 1,264,718.37-1,745,267.13-721,029.24

Finding the Fourth Proportional to 1,264,718.37, 1,745,267.13 and 721,029.24

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Solution

The fourth proportional to 1,264,718.37, 1,745,267.13 and 721,029.24 is: 994,995.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,718.37 : 1,745,267.13 = 721,029.24 : x
  2. Step 2: Convert to fraction form
    1,264,718.37/1,745,267.13 = 721,029.24/x
  3. Step 3: Cross multiply
    1,264,718.37x = 1,745,267.13 × 721,029.24
  4. Step 4: Simplify right side
    1,264,718.37x = 1,258,388,632,340.88
  5. Step 5: Solve for x
    x = 1,258,388,632,340.88/1,264,718.37
  6. Step 6: Final answer
    x = 994,995.14

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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.