Home / 3,745,071.61-5,168,197.07-2,113,821.11

Finding the Fourth Proportional to 3,745,071.61, 5,168,197.07 and 2,113,821.11

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Solution

The fourth proportional to 3,745,071.61, 5,168,197.07 and 2,113,821.11 is: 2,917,072.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745,071.61 : 5,168,197.07 = 2,113,821.11 : x
  2. Step 2: Convert to fraction form
    3,745,071.61/5,168,197.07 = 2,113,821.11/x
  3. Step 3: Cross multiply
    3,745,071.61x = 5,168,197.07 × 2,113,821.11
  4. Step 4: Simplify right side
    3,745,071.61x = 10,924,644,077,484.36
  5. Step 5: Solve for x
    x = 10,924,644,077,484.36/3,745,071.61
  6. Step 6: Final answer
    x = 2,917,072.15

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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.