Home / 2,682,817.90-4,024,226.85-885,978.70

Finding the Fourth Proportional to 2,682,817.90, 4,024,226.85 and 885,978.70

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Solution

The fourth proportional to 2,682,817.90, 4,024,226.85 and 885,978.70 is: 1,328,968.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,817.90 : 4,024,226.85 = 885,978.70 : x
  2. Step 2: Convert to fraction form
    2,682,817.90/4,024,226.85 = 885,978.70/x
  3. Step 3: Cross multiply
    2,682,817.90x = 4,024,226.85 × 885,978.70
  4. Step 4: Simplify right side
    2,682,817.90x = 3,565,379,273,068.10
  5. Step 5: Solve for x
    x = 3,565,379,273,068.10/2,682,817.90
  6. Step 6: Final answer
    x = 1,328,968.05

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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.