Home / 1,019,003.27-1,403,794.09-712,506.17

Finding the Fourth Proportional to 1,019,003.27, 1,403,794.09 and 712,506.17

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Solution

The fourth proportional to 1,019,003.27, 1,403,794.09 and 712,506.17 is: 981,559.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,003.27 : 1,403,794.09 = 712,506.17 : x
  2. Step 2: Convert to fraction form
    1,019,003.27/1,403,794.09 = 712,506.17/x
  3. Step 3: Cross multiply
    1,019,003.27x = 1,403,794.09 × 712,506.17
  4. Step 4: Simplify right side
    1,019,003.27x = 1,000,211,950,534.54
  5. Step 5: Solve for x
    x = 1,000,211,950,534.54/1,019,003.27
  6. Step 6: Final answer
    x = 981,559.12

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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.