Home / 2,278,555.94-3,144,345-1,259,925.86

Finding the Fourth Proportional to 2,278,555.94, 3,144,345 and 1,259,925.86

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Solution

The fourth proportional to 2,278,555.94, 3,144,345 and 1,259,925.86 is: 1,738,663.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,555.94 : 3,144,345 = 1,259,925.86 : x
  2. Step 2: Convert to fraction form
    2,278,555.94/3,144,345 = 1,259,925.86/x
  3. Step 3: Cross multiply
    2,278,555.94x = 3,144,345 × 1,259,925.86
  4. Step 4: Simplify right side
    2,278,555.94x = 3,961,641,578,261.70
  5. Step 5: Solve for x
    x = 3,961,641,578,261.70/2,278,555.94
  6. Step 6: Final answer
    x = 1,738,663.29

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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.