Home / 3,221,074.86-4,444,819.07-1,896,288.32

Finding the Fourth Proportional to 3,221,074.86, 4,444,819.07 and 1,896,288.32

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Solution

The fourth proportional to 3,221,074.86, 4,444,819.07 and 1,896,288.32 is: 2,616,722.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,074.86 : 4,444,819.07 = 1,896,288.32 : x
  2. Step 2: Convert to fraction form
    3,221,074.86/4,444,819.07 = 1,896,288.32/x
  3. Step 3: Cross multiply
    3,221,074.86x = 4,444,819.07 × 1,896,288.32
  4. Step 4: Simplify right side
    3,221,074.86x = 8,428,658,486,954.26
  5. Step 5: Solve for x
    x = 8,428,658,486,954.26/3,221,074.86
  6. Step 6: Final answer
    x = 2,616,722.32

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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.