Home / 3,745,090.92-5,168,223.72-2,113,840.44

Finding the Fourth Proportional to 3,745,090.92, 5,168,223.72 and 2,113,840.44

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Solution

The fourth proportional to 3,745,090.92, 5,168,223.72 and 2,113,840.44 is: 2,917,098.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745,090.92 : 5,168,223.72 = 2,113,840.44 : x
  2. Step 2: Convert to fraction form
    3,745,090.92/5,168,223.72 = 2,113,840.44/x
  3. Step 3: Cross multiply
    3,745,090.92x = 5,168,223.72 × 2,113,840.44
  4. Step 4: Simplify right side
    3,745,090.92x = 10,924,800,302,303.24
  5. Step 5: Solve for x
    x = 10,924,800,302,303.24/3,745,090.92
  6. Step 6: Final answer
    x = 2,917,098.82

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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.