Home / 2,219,299.36-3,062,632.08-1,252,632.40

Finding the Fourth Proportional to 2,219,299.36, 3,062,632.08 and 1,252,632.40

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Solution

The fourth proportional to 2,219,299.36, 3,062,632.08 and 1,252,632.40 is: 1,728,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,299.36 : 3,062,632.08 = 1,252,632.40 : x
  2. Step 2: Convert to fraction form
    2,219,299.36/3,062,632.08 = 1,252,632.40/x
  3. Step 3: Cross multiply
    2,219,299.36x = 3,062,632.08 × 1,252,632.40
  4. Step 4: Simplify right side
    2,219,299.36x = 3,836,352,172,687.39
  5. Step 5: Solve for x
    x = 3,836,352,172,687.39/2,219,299.36
  6. Step 6: Final answer
    x = 1,728,632.13

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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.