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Finding the Fourth Proportional to 3,792,689.25, 5,689,039.35 and 1,548,827.25

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Solution

The fourth proportional to 3,792,689.25, 5,689,039.35 and 1,548,827.25 is: 2,323,243.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792,689.25 : 5,689,039.35 = 1,548,827.25 : x
  2. Step 2: Convert to fraction form
    3,792,689.25/5,689,039.35 = 1,548,827.25/x
  3. Step 3: Cross multiply
    3,792,689.25x = 5,689,039.35 × 1,548,827.25
  4. Step 4: Simplify right side
    3,792,689.25x = 8,811,339,171,602.29
  5. Step 5: Solve for x
    x = 8,811,339,171,602.29/3,792,689.25
  6. Step 6: Final answer
    x = 2,323,243.11

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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.