Home / 1,758,791.40-2,629,892.70-1,310,893.80

Finding the Fourth Proportional to 1,758,791.40, 2,629,892.70 and 1,310,893.80

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Solution

The fourth proportional to 1,758,791.40, 2,629,892.70 and 1,310,893.80 is: 1,960,158.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,791.40 : 2,629,892.70 = 1,310,893.80 : x
  2. Step 2: Convert to fraction form
    1,758,791.40/2,629,892.70 = 1,310,893.80/x
  3. Step 3: Cross multiply
    1,758,791.40x = 2,629,892.70 × 1,310,893.80
  4. Step 4: Simplify right side
    1,758,791.40x = 3,447,510,035,095.26
  5. Step 5: Solve for x
    x = 3,447,510,035,095.26/1,758,791.40
  6. Step 6: Final answer
    x = 1,960,158.57

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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.