Home / 3,819,301.92-5,270,531.40-2,100,422.40

Finding the Fourth Proportional to 3,819,301.92, 5,270,531.40 and 2,100,422.40

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Solution

The fourth proportional to 3,819,301.92, 5,270,531.40 and 2,100,422.40 is: 2,898,525.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,301.92 : 5,270,531.40 = 2,100,422.40 : x
  2. Step 2: Convert to fraction form
    3,819,301.92/5,270,531.40 = 2,100,422.40/x
  3. Step 3: Cross multiply
    3,819,301.92x = 5,270,531.40 × 2,100,422.40
  4. Step 4: Simplify right side
    3,819,301.92x = 11,070,342,212,463.36
  5. Step 5: Solve for x
    x = 11,070,342,212,463.36/3,819,301.92
  6. Step 6: Final answer
    x = 2,898,525.03

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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.