Home / 2,646,741.78-3,969,736.98-849,392.28

Finding the Fourth Proportional to 2,646,741.78, 3,969,736.98 and 849,392.28

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Solution

The fourth proportional to 2,646,741.78, 3,969,736.98 and 849,392.28 is: 1,273,967.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,741.78 : 3,969,736.98 = 849,392.28 : x
  2. Step 2: Convert to fraction form
    2,646,741.78/3,969,736.98 = 849,392.28/x
  3. Step 3: Cross multiply
    2,646,741.78x = 3,969,736.98 × 849,392.28
  4. Step 4: Simplify right side
    2,646,741.78x = 3,371,863,944,442.51
  5. Step 5: Solve for x
    x = 3,371,863,944,442.51/2,646,741.78
  6. Step 6: Final answer
    x = 1,273,967.85

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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.