Home / 1,625,394.94-2,244,552.77-1,216,787.40

Finding the Fourth Proportional to 1,625,394.94, 2,244,552.77 and 1,216,787.40

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Solution

The fourth proportional to 1,625,394.94, 2,244,552.77 and 1,216,787.40 is: 1,680,295.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,394.94 : 2,244,552.77 = 1,216,787.40 : x
  2. Step 2: Convert to fraction form
    1,625,394.94/2,244,552.77 = 1,216,787.40/x
  3. Step 3: Cross multiply
    1,625,394.94x = 2,244,552.77 × 1,216,787.40
  4. Step 4: Simplify right side
    1,625,394.94x = 2,731,143,529,171.10
  5. Step 5: Solve for x
    x = 2,731,143,529,171.10/1,625,394.94
  6. Step 6: Final answer
    x = 1,680,295.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.