Home / 4,151,885.12-5,729,605.06-2,316,343.78

Finding the Fourth Proportional to 4,151,885.12, 5,729,605.06 and 2,316,343.78

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Solution

The fourth proportional to 4,151,885.12, 5,729,605.06 and 2,316,343.78 is: 3,196,556.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151,885.12 : 5,729,605.06 = 2,316,343.78 : x
  2. Step 2: Convert to fraction form
    4,151,885.12/5,729,605.06 = 2,316,343.78/x
  3. Step 3: Cross multiply
    4,151,885.12x = 5,729,605.06 × 2,316,343.78
  4. Step 4: Simplify right side
    4,151,885.12x = 13,271,735,049,852.14
  5. Step 5: Solve for x
    x = 13,271,735,049,852.14/4,151,885.12
  6. Step 6: Final answer
    x = 3,196,556.42

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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.