Home / 2,666,976.60-4,001,738.22-1,246,826.28

Finding the Fourth Proportional to 2,666,976.60, 4,001,738.22 and 1,246,826.28

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Solution

The fourth proportional to 2,666,976.60, 4,001,738.22 and 1,246,826.28 is: 1,870,834.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,976.60 : 4,001,738.22 = 1,246,826.28 : x
  2. Step 2: Convert to fraction form
    2,666,976.60/4,001,738.22 = 1,246,826.28/x
  3. Step 3: Cross multiply
    2,666,976.60x = 4,001,738.22 × 1,246,826.28
  4. Step 4: Simplify right side
    2,666,976.60x = 4,989,472,378,376.42
  5. Step 5: Solve for x
    x = 4,989,472,378,376.42/2,666,976.60
  6. Step 6: Final answer
    x = 1,870,834.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.