Home / 2,617,789.79-3,926,850.76-1,269,590.41

Finding the Fourth Proportional to 2,617,789.79, 3,926,850.76 and 1,269,590.41

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Solution

The fourth proportional to 2,617,789.79, 3,926,850.76 and 1,269,590.41 is: 1,904,466.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,789.79 : 3,926,850.76 = 1,269,590.41 : x
  2. Step 2: Convert to fraction form
    2,617,789.79/3,926,850.76 = 1,269,590.41/x
  3. Step 3: Cross multiply
    2,617,789.79x = 3,926,850.76 × 1,269,590.41
  4. Step 4: Simplify right side
    2,617,789.79x = 4,985,492,054,374.95
  5. Step 5: Solve for x
    x = 4,985,492,054,374.95/2,617,789.79
  6. Step 6: Final answer
    x = 1,904,466.15

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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.