Home / 1,681,171.12-2,521,569.77-601,640.11

Finding the Fourth Proportional to 1,681,171.12, 2,521,569.77 and 601,640.11

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Solution

The fourth proportional to 1,681,171.12, 2,521,569.77 and 601,640.11 is: 902,393.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,171.12 : 2,521,569.77 = 601,640.11 : x
  2. Step 2: Convert to fraction form
    1,681,171.12/2,521,569.77 = 601,640.11/x
  3. Step 3: Cross multiply
    1,681,171.12x = 2,521,569.77 × 601,640.11
  4. Step 4: Simplify right side
    1,681,171.12x = 1,517,077,510,787.27
  5. Step 5: Solve for x
    x = 1,517,077,510,787.27/1,681,171.12
  6. Step 6: Final answer
    x = 902,393.27

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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.