Home / 2,250,314.80-3,105,410.13-1,217,799.70

Finding the Fourth Proportional to 2,250,314.80, 3,105,410.13 and 1,217,799.70

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Solution

The fourth proportional to 2,250,314.80, 3,105,410.13 and 1,217,799.70 is: 1,680,550.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250,314.80 : 3,105,410.13 = 1,217,799.70 : x
  2. Step 2: Convert to fraction form
    2,250,314.80/3,105,410.13 = 1,217,799.70/x
  3. Step 3: Cross multiply
    2,250,314.80x = 3,105,410.13 × 1,217,799.70
  4. Step 4: Simplify right side
    2,250,314.80x = 3,781,767,516,927.44
  5. Step 5: Solve for x
    x = 3,781,767,516,927.44/2,250,314.80
  6. Step 6: Final answer
    x = 1,680,550.44

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1.5x scale

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.