Home / 1,766,734.60-2,651,420.94-1,312,375.03

Finding the Fourth Proportional to 1,766,734.60, 2,651,420.94 and 1,312,375.03

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Solution

The fourth proportional to 1,766,734.60, 2,651,420.94 and 1,312,375.03 is: 1,969,542.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,734.60 : 2,651,420.94 = 1,312,375.03 : x
  2. Step 2: Convert to fraction form
    1,766,734.60/2,651,420.94 = 1,312,375.03/x
  3. Step 3: Cross multiply
    1,766,734.60x = 2,651,420.94 × 1,312,375.03
  4. Step 4: Simplify right side
    1,766,734.60x = 3,479,658,635,675.13
  5. Step 5: Solve for x
    x = 3,479,658,635,675.13/1,766,734.60
  6. Step 6: Final answer
    x = 1,969,542.36

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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.