Home / 3,227,776.25-4,454,343.83-1,938,638.57

Finding the Fourth Proportional to 3,227,776.25, 4,454,343.83 and 1,938,638.57

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Solution

The fourth proportional to 3,227,776.25, 4,454,343.83 and 1,938,638.57 is: 2,675,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227,776.25 : 4,454,343.83 = 1,938,638.57 : x
  2. Step 2: Convert to fraction form
    3,227,776.25/4,454,343.83 = 1,938,638.57/x
  3. Step 3: Cross multiply
    3,227,776.25x = 4,454,343.83 × 1,938,638.57
  4. Step 4: Simplify right side
    3,227,776.25x = 8,635,362,735,454.40
  5. Step 5: Solve for x
    x = 8,635,362,735,454.40/3,227,776.25
  6. Step 6: Final answer
    x = 2,675,328.80

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1.5x scale

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.