Home / 3,516,669.12-5,274,946.08-1,120,481.22

Finding the Fourth Proportional to 3,516,669.12, 5,274,946.08 and 1,120,481.22

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Solution

The fourth proportional to 3,516,669.12, 5,274,946.08 and 1,120,481.22 is: 1,680,703.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516,669.12 : 5,274,946.08 = 1,120,481.22 : x
  2. Step 2: Convert to fraction form
    3,516,669.12/5,274,946.08 = 1,120,481.22/x
  3. Step 3: Cross multiply
    3,516,669.12x = 5,274,946.08 × 1,120,481.22
  4. Step 4: Simplify right side
    3,516,669.12x = 5,910,478,019,152.62
  5. Step 5: Solve for x
    x = 5,910,478,019,152.62/3,516,669.12
  6. Step 6: Final answer
    x = 1,680,703.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.