Home / 3,384,967.10-5,078,291.02-1,679,910.62

Finding the Fourth Proportional to 3,384,967.10, 5,078,291.02 and 1,679,910.62

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Solution

The fourth proportional to 3,384,967.10, 5,078,291.02 and 1,679,910.62 is: 2,520,282.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384,967.10 : 5,078,291.02 = 1,679,910.62 : x
  2. Step 2: Convert to fraction form
    3,384,967.10/5,078,291.02 = 1,679,910.62/x
  3. Step 3: Cross multiply
    3,384,967.10x = 5,078,291.02 × 1,679,910.62
  4. Step 4: Simplify right side
    3,384,967.10x = 8,531,074,986,357.40
  5. Step 5: Solve for x
    x = 8,531,074,986,357.40/3,384,967.10
  6. Step 6: Final answer
    x = 2,520,282.99

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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.