Home / 2,642,693.89-3,647,429.02-1,723,326.91

Finding the Fourth Proportional to 2,642,693.89, 3,647,429.02 and 1,723,326.91

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Solution

The fourth proportional to 2,642,693.89, 3,647,429.02 and 1,723,326.91 is: 2,378,524.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,693.89 : 3,647,429.02 = 1,723,326.91 : x
  2. Step 2: Convert to fraction form
    2,642,693.89/3,647,429.02 = 1,723,326.91/x
  3. Step 3: Cross multiply
    2,642,693.89x = 3,647,429.02 × 1,723,326.91
  4. Step 4: Simplify right side
    2,642,693.89x = 6,285,712,582,480.93
  5. Step 5: Solve for x
    x = 6,285,712,582,480.93/2,642,693.89
  6. Step 6: Final answer
    x = 2,378,524.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.