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Finding the Fourth Proportional to 1,501,334, 2,071,855.52 and 897,722

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Solution

The fourth proportional to 1,501,334, 2,071,855.52 and 897,722 is: 1,238,865.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,334 : 2,071,855.52 = 897,722 : x
  2. Step 2: Convert to fraction form
    1,501,334/2,071,855.52 = 897,722/x
  3. Step 3: Cross multiply
    1,501,334x = 2,071,855.52 × 897,722
  4. Step 4: Simplify right side
    1,501,334x = 1,859,950,281,125.44
  5. Step 5: Solve for x
    x = 1,859,950,281,125.44/1,501,334
  6. Step 6: Final answer
    x = 1,238,865.09

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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.