Home / 1,995,239.41-2,992,859.15-478,922.34

Finding the Fourth Proportional to 1,995,239.41, 2,992,859.15 and 478,922.34

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Solution

The fourth proportional to 1,995,239.41, 2,992,859.15 and 478,922.34 is: 718,383.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,239.41 : 2,992,859.15 = 478,922.34 : x
  2. Step 2: Convert to fraction form
    1,995,239.41/2,992,859.15 = 478,922.34/x
  3. Step 3: Cross multiply
    1,995,239.41x = 2,992,859.15 × 478,922.34
  4. Step 4: Simplify right side
    1,995,239.41x = 1,433,347,107,408.41
  5. Step 5: Solve for x
    x = 1,433,347,107,408.41/1,995,239.41
  6. Step 6: Final answer
    x = 718,383.52

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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.