Home / 1,792,858.38-2,474,144.56-988,042.38

Finding the Fourth Proportional to 1,792,858.38, 2,474,144.56 and 988,042.38

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Solution

The fourth proportional to 1,792,858.38, 2,474,144.56 and 988,042.38 is: 1,363,498.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,858.38 : 2,474,144.56 = 988,042.38 : x
  2. Step 2: Convert to fraction form
    1,792,858.38/2,474,144.56 = 988,042.38/x
  3. Step 3: Cross multiply
    1,792,858.38x = 2,474,144.56 × 988,042.38
  4. Step 4: Simplify right side
    1,792,858.38x = 2,444,559,679,526.45
  5. Step 5: Solve for x
    x = 2,444,559,679,526.45/1,792,858.38
  6. Step 6: Final answer
    x = 1,363,498.48

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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.