Home / 2,921,731.88-4,031,912.65-1,632,582.86

Finding the Fourth Proportional to 2,921,731.88, 4,031,912.65 and 1,632,582.86

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Solution

The fourth proportional to 2,921,731.88, 4,031,912.65 and 1,632,582.86 is: 2,252,921.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,731.88 : 4,031,912.65 = 1,632,582.86 : x
  2. Step 2: Convert to fraction form
    2,921,731.88/4,031,912.65 = 1,632,582.86/x
  3. Step 3: Cross multiply
    2,921,731.88x = 4,031,912.65 × 1,632,582.86
  4. Step 4: Simplify right side
    2,921,731.88x = 6,582,431,477,244.27
  5. Step 5: Solve for x
    x = 6,582,431,477,244.27/2,921,731.88
  6. Step 6: Final answer
    x = 2,252,921.13

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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.