Home / 2,627,432.60-3,941,813.94-805,890.21

Finding the Fourth Proportional to 2,627,432.60, 3,941,813.94 and 805,890.21

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Solution

The fourth proportional to 2,627,432.60, 3,941,813.94 and 805,890.21 is: 1,209,039.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627,432.60 : 3,941,813.94 = 805,890.21 : x
  2. Step 2: Convert to fraction form
    2,627,432.60/3,941,813.94 = 805,890.21/x
  3. Step 3: Cross multiply
    2,627,432.60x = 3,941,813.94 × 805,890.21
  4. Step 4: Simplify right side
    2,627,432.60x = 3,176,669,250,490.62
  5. Step 5: Solve for x
    x = 3,176,669,250,490.62/2,627,432.60
  6. Step 6: Final answer
    x = 1,209,039.29

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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.