Home / 1,965,827.20-2,943,211.20-1,766,761.60

Finding the Fourth Proportional to 1,965,827.20, 2,943,211.20 and 1,766,761.60

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Solution

The fourth proportional to 1,965,827.20, 2,943,211.20 and 1,766,761.60 is: 2,645,172.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,827.20 : 2,943,211.20 = 1,766,761.60 : x
  2. Step 2: Convert to fraction form
    1,965,827.20/2,943,211.20 = 1,766,761.60/x
  3. Step 3: Cross multiply
    1,965,827.20x = 2,943,211.20 × 1,766,761.60
  4. Step 4: Simplify right side
    1,965,827.20x = 5,199,952,528,849.92
  5. Step 5: Solve for x
    x = 5,199,952,528,849.92/1,965,827.20
  6. Step 6: Final answer
    x = 2,645,172.74

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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.