Home / 1,274,020.50-1,758,221.03-730,246.89

Finding the Fourth Proportional to 1,274,020.50, 1,758,221.03 and 730,246.89

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Solution

The fourth proportional to 1,274,020.50, 1,758,221.03 and 730,246.89 is: 1,007,782.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,020.50 : 1,758,221.03 = 730,246.89 : x
  2. Step 2: Convert to fraction form
    1,274,020.50/1,758,221.03 = 730,246.89/x
  3. Step 3: Cross multiply
    1,274,020.50x = 1,758,221.03 × 730,246.89
  4. Step 4: Simplify right side
    1,274,020.50x = 1,283,935,447,509.04
  5. Step 5: Solve for x
    x = 1,283,935,447,509.04/1,274,020.50
  6. Step 6: Final answer
    x = 1,007,782.41

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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.