Home / 1,940,178.92-2,677,449.38-1,057,123.89

Finding the Fourth Proportional to 1,940,178.92, 2,677,449.38 and 1,057,123.89

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Solution

The fourth proportional to 1,940,178.92, 2,677,449.38 and 1,057,123.89 is: 1,458,832.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,178.92 : 2,677,449.38 = 1,057,123.89 : x
  2. Step 2: Convert to fraction form
    1,940,178.92/2,677,449.38 = 1,057,123.89/x
  3. Step 3: Cross multiply
    1,940,178.92x = 2,677,449.38 × 1,057,123.89
  4. Step 4: Simplify right side
    1,940,178.92x = 2,830,395,698,578.07
  5. Step 5: Solve for x
    x = 2,830,395,698,578.07/1,940,178.92
  6. Step 6: Final answer
    x = 1,458,832.32

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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.