Home / 2,988,448.54-4,123,935.93-1,765,150.09

Finding the Fourth Proportional to 2,988,448.54, 4,123,935.93 and 1,765,150.09

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Solution

The fourth proportional to 2,988,448.54, 4,123,935.93 and 1,765,150.09 is: 2,435,834.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,448.54 : 4,123,935.93 = 1,765,150.09 : x
  2. Step 2: Convert to fraction form
    2,988,448.54/4,123,935.93 = 1,765,150.09/x
  3. Step 3: Cross multiply
    2,988,448.54x = 4,123,935.93 × 1,765,150.09
  4. Step 4: Simplify right side
    2,988,448.54x = 7,279,365,877,993.74
  5. Step 5: Solve for x
    x = 7,279,365,877,993.74/2,988,448.54
  6. Step 6: Final answer
    x = 2,435,834.44

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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.