Home / 1,196,661.24-1,651,363.56-687,396.36

Finding the Fourth Proportional to 1,196,661.24, 1,651,363.56 and 687,396.36

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Solution

The fourth proportional to 1,196,661.24, 1,651,363.56 and 687,396.36 is: 948,590.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,661.24 : 1,651,363.56 = 687,396.36 : x
  2. Step 2: Convert to fraction form
    1,196,661.24/1,651,363.56 = 687,396.36/x
  3. Step 3: Cross multiply
    1,196,661.24x = 1,651,363.56 × 687,396.36
  4. Step 4: Simplify right side
    1,196,661.24x = 1,135,141,300,180.64
  5. Step 5: Solve for x
    x = 1,135,141,300,180.64/1,196,661.24
  6. Step 6: Final answer
    x = 948,590.35

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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.