Home / 1,079,047.28-1,489,085.32-595,612.54

Finding the Fourth Proportional to 1,079,047.28, 1,489,085.32 and 595,612.54

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Solution

The fourth proportional to 1,079,047.28, 1,489,085.32 and 595,612.54 is: 821,945.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,047.28 : 1,489,085.32 = 595,612.54 : x
  2. Step 2: Convert to fraction form
    1,079,047.28/1,489,085.32 = 595,612.54/x
  3. Step 3: Cross multiply
    1,079,047.28x = 1,489,085.32 × 595,612.54
  4. Step 4: Simplify right side
    1,079,047.28x = 886,917,889,721.91
  5. Step 5: Solve for x
    x = 886,917,889,721.91/1,079,047.28
  6. Step 6: Final answer
    x = 821,945.35

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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.