Home / 3,132,212.78-4,322,864.67-1,774,131.50

Finding the Fourth Proportional to 3,132,212.78, 4,322,864.67 and 1,774,131.50

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Solution

The fourth proportional to 3,132,212.78, 4,322,864.67 and 1,774,131.50 is: 2,448,534.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,212.78 : 4,322,864.67 = 1,774,131.50 : x
  2. Step 2: Convert to fraction form
    3,132,212.78/4,322,864.67 = 1,774,131.50/x
  3. Step 3: Cross multiply
    3,132,212.78x = 4,322,864.67 × 1,774,131.50
  4. Step 4: Simplify right side
    3,132,212.78x = 7,669,330,381,284.11
  5. Step 5: Solve for x
    x = 7,669,330,381,284.11/3,132,212.78
  6. Step 6: Final answer
    x = 2,448,534.29

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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.