Home / 1,305,391.10-1,801,470.78-732,473.65

Finding the Fourth Proportional to 1,305,391.10, 1,801,470.78 and 732,473.65

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Solution

The fourth proportional to 1,305,391.10, 1,801,470.78 and 732,473.65 is: 1,010,831.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,391.10 : 1,801,470.78 = 732,473.65 : x
  2. Step 2: Convert to fraction form
    1,305,391.10/1,801,470.78 = 732,473.65/x
  3. Step 3: Cross multiply
    1,305,391.10x = 1,801,470.78 × 732,473.65
  4. Step 4: Simplify right side
    1,305,391.10x = 1,319,529,868,587.59
  5. Step 5: Solve for x
    x = 1,319,529,868,587.59/1,305,391.10
  6. Step 6: Final answer
    x = 1,010,831.06

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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.