Home / 2,215,182.76-3,322,726.44-617,703.28

Finding the Fourth Proportional to 2,215,182.76, 3,322,726.44 and 617,703.28

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Solution

The fourth proportional to 2,215,182.76, 3,322,726.44 and 617,703.28 is: 926,541.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,182.76 : 3,322,726.44 = 617,703.28 : x
  2. Step 2: Convert to fraction form
    2,215,182.76/3,322,726.44 = 617,703.28/x
  3. Step 3: Cross multiply
    2,215,182.76x = 3,322,726.44 × 617,703.28
  4. Step 4: Simplify right side
    2,215,182.76x = 2,052,459,020,530.72
  5. Step 5: Solve for x
    x = 2,052,459,020,530.72/2,215,182.76
  6. Step 6: Final answer
    x = 926,541.62

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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.