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Finding the Fourth Proportional to 1,266,263.04, 1,747,610.04 and 722,274.24

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Solution

The fourth proportional to 1,266,263.04, 1,747,610.04 and 722,274.24 is: 996,833.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,263.04 : 1,747,610.04 = 722,274.24 : x
  2. Step 2: Convert to fraction form
    1,266,263.04/1,747,610.04 = 722,274.24/x
  3. Step 3: Cross multiply
    1,266,263.04x = 1,747,610.04 × 722,274.24
  4. Step 4: Simplify right side
    1,266,263.04x = 1,262,253,713,457.37
  5. Step 5: Solve for x
    x = 1,262,253,713,457.37/1,266,263.04
  6. Step 6: Final answer
    x = 996,833.73

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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.