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Finding the Fourth Proportional to 1,788,997.56, 2,472,358.86 and 1,466,198.52

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Solution

The fourth proportional to 1,788,997.56, 2,472,358.86 and 1,466,198.52 is: 2,026,257.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,997.56 : 2,472,358.86 = 1,466,198.52 : x
  2. Step 2: Convert to fraction form
    1,788,997.56/2,472,358.86 = 1,466,198.52/x
  3. Step 3: Cross multiply
    1,788,997.56x = 2,472,358.86 × 1,466,198.52
  4. Step 4: Simplify right side
    1,788,997.56x = 3,624,968,901,440.89
  5. Step 5: Solve for x
    x = 3,624,968,901,440.89/1,788,997.56
  6. Step 6: Final answer
    x = 2,026,257.04

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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.