Home / 3,745,051.55-5,168,169.38-2,113,801.05

Finding the Fourth Proportional to 3,745,051.55, 5,168,169.38 and 2,113,801.05

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Solution

The fourth proportional to 3,745,051.55, 5,168,169.38 and 2,113,801.05 is: 2,917,044.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745,051.55 : 5,168,169.38 = 2,113,801.05 : x
  2. Step 2: Convert to fraction form
    3,745,051.55/5,168,169.38 = 2,113,801.05/x
  3. Step 3: Cross multiply
    3,745,051.55x = 5,168,169.38 × 2,113,801.05
  4. Step 4: Simplify right side
    3,745,051.55x = 10,924,481,867,306.35
  5. Step 5: Solve for x
    x = 10,924,481,867,306.35/3,745,051.55
  6. Step 6: Final answer
    x = 2,917,044.46

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Double scale
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1.5x scale

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.