Home / 1,276,015.72-1,760,887.62-732,237.04

Finding the Fourth Proportional to 1,276,015.72, 1,760,887.62 and 732,237.04

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Solution

The fourth proportional to 1,276,015.72, 1,760,887.62 and 732,237.04 is: 1,010,479.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,015.72 : 1,760,887.62 = 732,237.04 : x
  2. Step 2: Convert to fraction form
    1,276,015.72/1,760,887.62 = 732,237.04/x
  3. Step 3: Cross multiply
    1,276,015.72x = 1,760,887.62 × 732,237.04
  4. Step 4: Simplify right side
    1,276,015.72x = 1,289,387,138,641.45
  5. Step 5: Solve for x
    x = 1,289,387,138,641.45/1,276,015.72
  6. Step 6: Final answer
    x = 1,010,479.04

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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.