Home / 2,121,031.31-3,182,045.30-701,087.43

Finding the Fourth Proportional to 2,121,031.31, 3,182,045.30 and 701,087.43

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Solution

The fourth proportional to 2,121,031.31, 3,182,045.30 and 701,087.43 is: 1,051,795.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,031.31 : 3,182,045.30 = 701,087.43 : x
  2. Step 2: Convert to fraction form
    2,121,031.31/3,182,045.30 = 701,087.43/x
  3. Step 3: Cross multiply
    2,121,031.31x = 3,182,045.30 × 701,087.43
  4. Step 4: Simplify right side
    2,121,031.31x = 2,230,891,958,015.14
  5. Step 5: Solve for x
    x = 2,230,891,958,015.14/2,121,031.31
  6. Step 6: Final answer
    x = 1,051,795.87

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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.