Home / 1,207,255.74-1,663,904.07-884,279.58

Finding the Fourth Proportional to 1,207,255.74, 1,663,904.07 and 884,279.58

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Solution

The fourth proportional to 1,207,255.74, 1,663,904.07 and 884,279.58 is: 1,218,761.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,255.74 : 1,663,904.07 = 884,279.58 : x
  2. Step 2: Convert to fraction form
    1,207,255.74/1,663,904.07 = 884,279.58/x
  3. Step 3: Cross multiply
    1,207,255.74x = 1,663,904.07 × 884,279.58
  4. Step 4: Simplify right side
    1,207,255.74x = 1,471,356,392,179.89
  5. Step 5: Solve for x
    x = 1,471,356,392,179.89/1,207,255.74
  6. Step 6: Final answer
    x = 1,218,761.15

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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.