Home / 1,517,066.36-2,275,614.12-618,326

Finding the Fourth Proportional to 1,517,066.36, 2,275,614.12 and 618,326

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Solution

The fourth proportional to 1,517,066.36, 2,275,614.12 and 618,326 is: 927,494.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,066.36 : 2,275,614.12 = 618,326 : x
  2. Step 2: Convert to fraction form
    1,517,066.36/2,275,614.12 = 618,326/x
  3. Step 3: Cross multiply
    1,517,066.36x = 2,275,614.12 × 618,326
  4. Step 4: Simplify right side
    1,517,066.36x = 1,407,071,376,363.12
  5. Step 5: Solve for x
    x = 1,407,071,376,363.12/1,517,066.36
  6. Step 6: Final answer
    x = 927,494.94

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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.