Home / 3,689,524.61-5,091,324.72-2,140,666.31

Finding the Fourth Proportional to 3,689,524.61, 5,091,324.72 and 2,140,666.31

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Solution

The fourth proportional to 3,689,524.61, 5,091,324.72 and 2,140,666.31 is: 2,953,992.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,524.61 : 5,091,324.72 = 2,140,666.31 : x
  2. Step 2: Convert to fraction form
    3,689,524.61/5,091,324.72 = 2,140,666.31/x
  3. Step 3: Cross multiply
    3,689,524.61x = 5,091,324.72 × 2,140,666.31
  4. Step 4: Simplify right side
    3,689,524.61x = 10,898,827,275,917.56
  5. Step 5: Solve for x
    x = 10,898,827,275,917.56/3,689,524.61
  6. Step 6: Final answer
    x = 2,953,992.30

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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.