Home / 1,622,997.50-2,239,802.50-897,832.72

Finding the Fourth Proportional to 1,622,997.50, 2,239,802.50 and 897,832.72

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Solution

The fourth proportional to 1,622,997.50, 2,239,802.50 and 897,832.72 is: 1,239,045.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,997.50 : 2,239,802.50 = 897,832.72 : x
  2. Step 2: Convert to fraction form
    1,622,997.50/2,239,802.50 = 897,832.72/x
  3. Step 3: Cross multiply
    1,622,997.50x = 2,239,802.50 × 897,832.72
  4. Step 4: Simplify right side
    1,622,997.50x = 2,010,967,957,394.21
  5. Step 5: Solve for x
    x = 2,010,967,957,394.21/1,622,997.50
  6. Step 6: Final answer
    x = 1,239,045.63

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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.