Home / 1,026,568-1,539,826.08-278,594.56

Finding the Fourth Proportional to 1,026,568, 1,539,826.08 and 278,594.56

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Solution

The fourth proportional to 1,026,568, 1,539,826.08 and 278,594.56 is: 417,884.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,568 : 1,539,826.08 = 278,594.56 : x
  2. Step 2: Convert to fraction form
    1,026,568/1,539,826.08 = 278,594.56/x
  3. Step 3: Cross multiply
    1,026,568x = 1,539,826.08 × 278,594.56
  4. Step 4: Simplify right side
    1,026,568x = 428,987,169,234.13
  5. Step 5: Solve for x
    x = 428,987,169,234.13/1,026,568
  6. Step 6: Final answer
    x = 417,884.81

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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.