Home / 2,921,731.38-4,031,911.96-1,632,582.36

Finding the Fourth Proportional to 2,921,731.38, 4,031,911.96 and 1,632,582.36

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Solution

The fourth proportional to 2,921,731.38, 4,031,911.96 and 1,632,582.36 is: 2,252,920.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,731.38 : 4,031,911.96 = 1,632,582.36 : x
  2. Step 2: Convert to fraction form
    2,921,731.38/4,031,911.96 = 1,632,582.36/x
  3. Step 3: Cross multiply
    2,921,731.38x = 4,031,911.96 × 1,632,582.36
  4. Step 4: Simplify right side
    2,921,731.38x = 6,582,428,338,887.57
  5. Step 5: Solve for x
    x = 6,582,428,338,887.57/2,921,731.38
  6. Step 6: Final answer
    x = 2,252,920.44

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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.