Home / 2,191,232.21-3,287,013.51-654,106.17

Finding the Fourth Proportional to 2,191,232.21, 3,287,013.51 and 654,106.17

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Solution

The fourth proportional to 2,191,232.21, 3,287,013.51 and 654,106.17 is: 981,208.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,232.21 : 3,287,013.51 = 654,106.17 : x
  2. Step 2: Convert to fraction form
    2,191,232.21/3,287,013.51 = 654,106.17/x
  3. Step 3: Cross multiply
    2,191,232.21x = 3,287,013.51 × 654,106.17
  4. Step 4: Simplify right side
    2,191,232.21x = 2,150,055,817,764.36
  5. Step 5: Solve for x
    x = 2,150,055,817,764.36/2,191,232.21
  6. Step 6: Final answer
    x = 981,208.57

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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.