Home / 1,270,285.36-1,752,929.48-754,061.34

Finding the Fourth Proportional to 1,270,285.36, 1,752,929.48 and 754,061.34

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Solution

The fourth proportional to 1,270,285.36, 1,752,929.48 and 754,061.34 is: 1,040,566.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,285.36 : 1,752,929.48 = 754,061.34 : x
  2. Step 2: Convert to fraction form
    1,270,285.36/1,752,929.48 = 754,061.34/x
  3. Step 3: Cross multiply
    1,270,285.36x = 1,752,929.48 × 754,061.34
  4. Step 4: Simplify right side
    1,270,285.36x = 1,321,816,352,614.30
  5. Step 5: Solve for x
    x = 1,321,816,352,614.30/1,270,285.36
  6. Step 6: Final answer
    x = 1,040,566.47

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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.