Home / 2,605,369.32-3,908,301.66-808,272.36

Finding the Fourth Proportional to 2,605,369.32, 3,908,301.66 and 808,272.36

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Solution

The fourth proportional to 2,605,369.32, 3,908,301.66 and 808,272.36 is: 1,212,485.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605,369.32 : 3,908,301.66 = 808,272.36 : x
  2. Step 2: Convert to fraction form
    2,605,369.32/3,908,301.66 = 808,272.36/x
  3. Step 3: Cross multiply
    2,605,369.32x = 3,908,301.66 × 808,272.36
  4. Step 4: Simplify right side
    2,605,369.32x = 3,158,972,206,320.12
  5. Step 5: Solve for x
    x = 3,158,972,206,320.12/2,605,369.32
  6. Step 6: Final answer
    x = 1,212,485.38

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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.