Home / 2,827,974-3,902,571.32-1,538,792.18

Finding the Fourth Proportional to 2,827,974, 3,902,571.32 and 1,538,792.18

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Solution

The fourth proportional to 2,827,974, 3,902,571.32 and 1,538,792.18 is: 2,123,515.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827,974 : 3,902,571.32 = 1,538,792.18 : x
  2. Step 2: Convert to fraction form
    2,827,974/3,902,571.32 = 1,538,792.18/x
  3. Step 3: Cross multiply
    2,827,974x = 3,902,571.32 × 1,538,792.18
  4. Step 4: Simplify right side
    2,827,974x = 6,005,246,201,901.46
  5. Step 5: Solve for x
    x = 6,005,246,201,901.46/2,827,974
  6. Step 6: Final answer
    x = 2,123,515.35

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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.