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Finding the Fourth Proportional to 3,270,323.88, 4,905,529.56 and 1,026,461.88

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Solution

The fourth proportional to 3,270,323.88, 4,905,529.56 and 1,026,461.88 is: 1,539,706.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270,323.88 : 4,905,529.56 = 1,026,461.88 : x
  2. Step 2: Convert to fraction form
    3,270,323.88/4,905,529.56 = 1,026,461.88/x
  3. Step 3: Cross multiply
    3,270,323.88x = 4,905,529.56 × 1,026,461.88
  4. Step 4: Simplify right side
    3,270,323.88x = 5,035,339,094,553.17
  5. Step 5: Solve for x
    x = 5,035,339,094,553.17/3,270,323.88
  6. Step 6: Final answer
    x = 1,539,706.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.