Home / 2,208,633-3,313,727.10-1,087,489.32

Finding the Fourth Proportional to 2,208,633, 3,313,727.10 and 1,087,489.32

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Solution

The fourth proportional to 2,208,633, 3,313,727.10 and 1,087,489.32 is: 1,631,616.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,633 : 3,313,727.10 = 1,087,489.32 : x
  2. Step 2: Convert to fraction form
    2,208,633/3,313,727.10 = 1,087,489.32/x
  3. Step 3: Cross multiply
    2,208,633x = 3,313,727.10 × 1,087,489.32
  4. Step 4: Simplify right side
    2,208,633x = 3,603,642,830,644.57
  5. Step 5: Solve for x
    x = 3,603,642,830,644.57/2,208,633
  6. Step 6: Final answer
    x = 1,631,616.86

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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.