Home / 4,156,408.65-5,739,805.23-3,929,968.02

Finding the Fourth Proportional to 4,156,408.65, 5,739,805.23 and 3,929,968.02

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Solution

The fourth proportional to 4,156,408.65, 5,739,805.23 and 3,929,968.02 is: 5,427,101.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156,408.65 : 5,739,805.23 = 3,929,968.02 : x
  2. Step 2: Convert to fraction form
    4,156,408.65/5,739,805.23 = 3,929,968.02/x
  3. Step 3: Cross multiply
    4,156,408.65x = 5,739,805.23 × 3,929,968.02
  4. Step 4: Simplify right side
    4,156,408.65x = 22,557,250,994,928.75
  5. Step 5: Solve for x
    x = 22,557,250,994,928.75/4,156,408.65
  6. Step 6: Final answer
    x = 5,427,101.35

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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.