Home / 3,266,690.40-4,890,704.40-2,930,767.20

Finding the Fourth Proportional to 3,266,690.40, 4,890,704.40 and 2,930,767.20

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Solution

The fourth proportional to 3,266,690.40, 4,890,704.40 and 2,930,767.20 is: 4,387,779.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,690.40 : 4,890,704.40 = 2,930,767.20 : x
  2. Step 2: Convert to fraction form
    3,266,690.40/4,890,704.40 = 2,930,767.20/x
  3. Step 3: Cross multiply
    3,266,690.40x = 4,890,704.40 × 2,930,767.20
  4. Step 4: Simplify right side
    3,266,690.40x = 14,333,516,040,415.68
  5. Step 5: Solve for x
    x = 14,333,516,040,415.68/3,266,690.40
  6. Step 6: Final answer
    x = 4,387,779.15

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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.