Home / 1,254,188.20-1,879,208.70-1,067,564.20

Finding the Fourth Proportional to 1,254,188.20, 1,879,208.70 and 1,067,564.20

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Solution

The fourth proportional to 1,254,188.20, 1,879,208.70 and 1,067,564.20 is: 1,599,581.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,188.20 : 1,879,208.70 = 1,067,564.20 : x
  2. Step 2: Convert to fraction form
    1,254,188.20/1,879,208.70 = 1,067,564.20/x
  3. Step 3: Cross multiply
    1,254,188.20x = 1,879,208.70 × 1,067,564.20
  4. Step 4: Simplify right side
    1,254,188.20x = 2,006,175,932,448.54
  5. Step 5: Solve for x
    x = 2,006,175,932,448.54/1,254,188.20
  6. Step 6: Final answer
    x = 1,599,581.25

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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.