Home / 2,340,356.30-3,229,629.24-1,307,872.13

Finding the Fourth Proportional to 2,340,356.30, 3,229,629.24 and 1,307,872.13

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Solution

The fourth proportional to 2,340,356.30, 3,229,629.24 and 1,307,872.13 is: 1,804,828.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340,356.30 : 3,229,629.24 = 1,307,872.13 : x
  2. Step 2: Convert to fraction form
    2,340,356.30/3,229,629.24 = 1,307,872.13/x
  3. Step 3: Cross multiply
    2,340,356.30x = 3,229,629.24 × 1,307,872.13
  4. Step 4: Simplify right side
    2,340,356.30x = 4,223,942,066,689.72
  5. Step 5: Solve for x
    x = 4,223,942,066,689.72/2,340,356.30
  6. Step 6: Final answer
    x = 1,804,828.64

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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.