Home / 1,270,505.75-1,753,301.36-697,583.03

Finding the Fourth Proportional to 1,270,505.75, 1,753,301.36 and 697,583.03

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Solution

The fourth proportional to 1,270,505.75, 1,753,301.36 and 697,583.03 is: 962,666.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,505.75 : 1,753,301.36 = 697,583.03 : x
  2. Step 2: Convert to fraction form
    1,270,505.75/1,753,301.36 = 697,583.03/x
  3. Step 3: Cross multiply
    1,270,505.75x = 1,753,301.36 × 697,583.03
  4. Step 4: Simplify right side
    1,270,505.75x = 1,223,073,268,189.37
  5. Step 5: Solve for x
    x = 1,223,073,268,189.37/1,270,505.75
  6. Step 6: Final answer
    x = 962,666.46

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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.