Home / 2,278,509.23-3,415,752.41-859,561.76

Finding the Fourth Proportional to 2,278,509.23, 3,415,752.41 and 859,561.76

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Solution

The fourth proportional to 2,278,509.23, 3,415,752.41 and 859,561.76 is: 1,288,583.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,509.23 : 3,415,752.41 = 859,561.76 : x
  2. Step 2: Convert to fraction form
    2,278,509.23/3,415,752.41 = 859,561.76/x
  3. Step 3: Cross multiply
    2,278,509.23x = 3,415,752.41 × 859,561.76
  4. Step 4: Simplify right side
    2,278,509.23x = 2,936,050,131,887.27
  5. Step 5: Solve for x
    x = 2,936,050,131,887.27/2,278,509.23
  6. Step 6: Final answer
    x = 1,288,583.82

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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.