Home / 2,078,978-2,868,991.08-1,125,122

Finding the Fourth Proportional to 2,078,978, 2,868,991.08 and 1,125,122

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Solution

The fourth proportional to 2,078,978, 2,868,991.08 and 1,125,122 is: 1,552,669.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,978 : 2,868,991.08 = 1,125,122 : x
  2. Step 2: Convert to fraction form
    2,078,978/2,868,991.08 = 1,125,122/x
  3. Step 3: Cross multiply
    2,078,978x = 2,868,991.08 × 1,125,122
  4. Step 4: Simplify right side
    2,078,978x = 3,227,964,981,911.76
  5. Step 5: Solve for x
    x = 3,227,964,981,911.76/2,078,978
  6. Step 6: Final answer
    x = 1,552,669.14

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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.