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Finding the Fourth Proportional to 1,645,954.32, 2,468,682 and 447,970

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Solution

The fourth proportional to 1,645,954.32, 2,468,682 and 447,970 is: 671,887.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,954.32 : 2,468,682 = 447,970 : x
  2. Step 2: Convert to fraction form
    1,645,954.32/2,468,682 = 447,970/x
  3. Step 3: Cross multiply
    1,645,954.32x = 2,468,682 × 447,970
  4. Step 4: Simplify right side
    1,645,954.32x = 1,105,895,475,540
  5. Step 5: Solve for x
    x = 1,105,895,475,540/1,645,954.32
  6. Step 6: Final answer
    x = 671,887.10

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