Home / 886,917.33-1,223,945.10-479,019.15

Finding the Fourth Proportional to 886,917.33, 1,223,945.10 and 479,019.15

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Solution

The fourth proportional to 886,917.33, 1,223,945.10 and 479,019.15 is: 661,045.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,917.33 : 1,223,945.10 = 479,019.15 : x
  2. Step 2: Convert to fraction form
    886,917.33/1,223,945.10 = 479,019.15/x
  3. Step 3: Cross multiply
    886,917.33x = 1,223,945.10 × 479,019.15
  4. Step 4: Simplify right side
    886,917.33x = 586,293,141,448.67
  5. Step 5: Solve for x
    x = 586,293,141,448.67/886,917.33
  6. Step 6: Final answer
    x = 661,045.99

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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.