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Finding the Fourth Proportional to 1,966,019.82, 2,949,476.48 and 599,915.73

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Solution

The fourth proportional to 1,966,019.82, 2,949,476.48 and 599,915.73 is: 900,009.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,019.82 : 2,949,476.48 = 599,915.73 : x
  2. Step 2: Convert to fraction form
    1,966,019.82/2,949,476.48 = 599,915.73/x
  3. Step 3: Cross multiply
    1,966,019.82x = 2,949,476.48 × 599,915.73
  4. Step 4: Simplify right side
    1,966,019.82x = 1,769,437,335,617.03
  5. Step 5: Solve for x
    x = 1,769,437,335,617.03/1,966,019.82
  6. Step 6: Final answer
    x = 900,009.92

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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.