Home / 2,988,364.78-4,123,924.14-1,699,205.06

Finding the Fourth Proportional to 2,988,364.78, 4,123,924.14 and 1,699,205.06

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Solution

The fourth proportional to 2,988,364.78, 4,123,924.14 and 1,699,205.06 is: 2,344,892.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,364.78 : 4,123,924.14 = 1,699,205.06 : x
  2. Step 2: Convert to fraction form
    2,988,364.78/4,123,924.14 = 1,699,205.06/x
  3. Step 3: Cross multiply
    2,988,364.78x = 4,123,924.14 × 1,699,205.06
  4. Step 4: Simplify right side
    2,988,364.78x = 7,007,392,765,744.15
  5. Step 5: Solve for x
    x = 7,007,392,765,744.15/2,988,364.78
  6. Step 6: Final answer
    x = 2,344,892.03

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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.