Home / 1,270,289.73-1,752,935.53-754,065.72

Finding the Fourth Proportional to 1,270,289.73, 1,752,935.53 and 754,065.72

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Solution

The fourth proportional to 1,270,289.73, 1,752,935.53 and 754,065.72 is: 1,040,572.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,289.73 : 1,752,935.53 = 754,065.72 : x
  2. Step 2: Convert to fraction form
    1,270,289.73/1,752,935.53 = 754,065.72/x
  3. Step 3: Cross multiply
    1,270,289.73x = 1,752,935.53 × 754,065.72
  4. Step 4: Simplify right side
    1,270,289.73x = 1,321,828,592,543.03
  5. Step 5: Solve for x
    x = 1,321,828,592,543.03/1,270,289.73
  6. Step 6: Final answer
    x = 1,040,572.53

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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.