Home / 1,252,504.82-1,728,456.77-679,545.05

Finding the Fourth Proportional to 1,252,504.82, 1,728,456.77 and 679,545.05

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Solution

The fourth proportional to 1,252,504.82, 1,728,456.77 and 679,545.05 is: 937,772.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,504.82 : 1,728,456.77 = 679,545.05 : x
  2. Step 2: Convert to fraction form
    1,252,504.82/1,728,456.77 = 679,545.05/x
  3. Step 3: Cross multiply
    1,252,504.82x = 1,728,456.77 × 679,545.05
  4. Step 4: Simplify right side
    1,252,504.82x = 1,174,564,235,249.07
  5. Step 5: Solve for x
    x = 1,174,564,235,249.07/1,252,504.82
  6. Step 6: Final answer
    x = 937,772.23

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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.