Home / 2,160,097.54-2,980,876.85-1,193,207.02

Finding the Fourth Proportional to 2,160,097.54, 2,980,876.85 and 1,193,207.02

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Solution

The fourth proportional to 2,160,097.54, 2,980,876.85 and 1,193,207.02 is: 1,646,593.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,097.54 : 2,980,876.85 = 1,193,207.02 : x
  2. Step 2: Convert to fraction form
    2,160,097.54/2,980,876.85 = 1,193,207.02/x
  3. Step 3: Cross multiply
    2,160,097.54x = 2,980,876.85 × 1,193,207.02
  4. Step 4: Simplify right side
    2,160,097.54x = 3,556,803,174,231.79
  5. Step 5: Solve for x
    x = 3,556,803,174,231.79/2,160,097.54
  6. Step 6: Final answer
    x = 1,646,593.78

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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.