Home / 3,676,811.10-5,521,121.55-2,779,266.30

Finding the Fourth Proportional to 3,676,811.10, 5,521,121.55 and 2,779,266.30

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Solution

The fourth proportional to 3,676,811.10, 5,521,121.55 and 2,779,266.30 is: 4,173,362.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676,811.10 : 5,521,121.55 = 2,779,266.30 : x
  2. Step 2: Convert to fraction form
    3,676,811.10/5,521,121.55 = 2,779,266.30/x
  3. Step 3: Cross multiply
    3,676,811.10x = 5,521,121.55 × 2,779,266.30
  4. Step 4: Simplify right side
    3,676,811.10x = 15,344,667,062,118.76
  5. Step 5: Solve for x
    x = 15,344,667,062,118.76/3,676,811.10
  6. Step 6: Final answer
    x = 4,173,362.91

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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.