Home / 2,276,515.86-3,141,590.85-1,257,911.70

Finding the Fourth Proportional to 2,276,515.86, 3,141,590.85 and 1,257,911.70

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Solution

The fourth proportional to 2,276,515.86, 3,141,590.85 and 1,257,911.70 is: 1,735,917.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276,515.86 : 3,141,590.85 = 1,257,911.70 : x
  2. Step 2: Convert to fraction form
    2,276,515.86/3,141,590.85 = 1,257,911.70/x
  3. Step 3: Cross multiply
    2,276,515.86x = 3,141,590.85 × 1,257,911.70
  4. Step 4: Simplify right side
    2,276,515.86x = 3,951,843,886,827.95
  5. Step 5: Solve for x
    x = 3,951,843,886,827.95/2,276,515.86
  6. Step 6: Final answer
    x = 1,735,917.57

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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.