Home / 2,149,390.32-3,223,980.12-801,447.51

Finding the Fourth Proportional to 2,149,390.32, 3,223,980.12 and 801,447.51

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Solution

The fourth proportional to 2,149,390.32, 3,223,980.12 and 801,447.51 is: 1,202,131.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,390.32 : 3,223,980.12 = 801,447.51 : x
  2. Step 2: Convert to fraction form
    2,149,390.32/3,223,980.12 = 801,447.51/x
  3. Step 3: Cross multiply
    2,149,390.32x = 3,223,980.12 × 801,447.51
  4. Step 4: Simplify right side
    2,149,390.32x = 2,583,850,829,085.37
  5. Step 5: Solve for x
    x = 2,583,850,829,085.37/2,149,390.32
  6. Step 6: Final answer
    x = 1,202,131.97

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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.