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Finding the Fourth Proportional to 3,295,156.62, 4,943,204.46 and 1,020,859.79

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Solution

The fourth proportional to 3,295,156.62, 4,943,204.46 and 1,020,859.79 is: 1,531,435.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295,156.62 : 4,943,204.46 = 1,020,859.79 : x
  2. Step 2: Convert to fraction form
    3,295,156.62/4,943,204.46 = 1,020,859.79/x
  3. Step 3: Cross multiply
    3,295,156.62x = 4,943,204.46 × 1,020,859.79
  4. Step 4: Simplify right side
    3,295,156.62x = 5,046,318,666,962.66
  5. Step 5: Solve for x
    x = 5,046,318,666,962.66/3,295,156.62
  6. Step 6: Final answer
    x = 1,531,435.15

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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.