Home / 2,397,318.84-3,308,400.54-1,378,724.36

Finding the Fourth Proportional to 2,397,318.84, 3,308,400.54 and 1,378,724.36

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Solution

The fourth proportional to 2,397,318.84, 3,308,400.54 and 1,378,724.36 is: 1,902,697.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397,318.84 : 3,308,400.54 = 1,378,724.36 : x
  2. Step 2: Convert to fraction form
    2,397,318.84/3,308,400.54 = 1,378,724.36/x
  3. Step 3: Cross multiply
    2,397,318.84x = 3,308,400.54 × 1,378,724.36
  4. Step 4: Simplify right side
    2,397,318.84x = 4,561,372,417,135.16
  5. Step 5: Solve for x
    x = 4,561,372,417,135.16/2,397,318.84
  6. Step 6: Final answer
    x = 1,902,697.44

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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.