Home / 1,646,902.38-2,468,640.84-636,718.14

Finding the Fourth Proportional to 1,646,902.38, 2,468,640.84 and 636,718.14

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Solution

The fourth proportional to 1,646,902.38, 2,468,640.84 and 636,718.14 is: 954,415.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,902.38 : 2,468,640.84 = 636,718.14 : x
  2. Step 2: Convert to fraction form
    1,646,902.38/2,468,640.84 = 636,718.14/x
  3. Step 3: Cross multiply
    1,646,902.38x = 2,468,640.84 × 636,718.14
  4. Step 4: Simplify right side
    1,646,902.38x = 1,571,828,403,972.84
  5. Step 5: Solve for x
    x = 1,571,828,403,972.84/1,646,902.38
  6. Step 6: Final answer
    x = 954,415.04

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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.