Home / 1,273,126.27-1,756,605.87-807,810.84

Finding the Fourth Proportional to 1,273,126.27, 1,756,605.87 and 807,810.84

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Solution

The fourth proportional to 1,273,126.27, 1,756,605.87 and 807,810.84 is: 1,114,583.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,126.27 : 1,756,605.87 = 807,810.84 : x
  2. Step 2: Convert to fraction form
    1,273,126.27/1,756,605.87 = 807,810.84/x
  3. Step 3: Cross multiply
    1,273,126.27x = 1,756,605.87 × 807,810.84
  4. Step 4: Simplify right side
    1,273,126.27x = 1,419,005,263,393.63
  5. Step 5: Solve for x
    x = 1,419,005,263,393.63/1,273,126.27
  6. Step 6: Final answer
    x = 1,114,583.29

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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.