Home / 1,206,837.50-1,665,436.85-663,008.52

Finding the Fourth Proportional to 1,206,837.50, 1,665,436.85 and 663,008.52

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Solution

The fourth proportional to 1,206,837.50, 1,665,436.85 and 663,008.52 is: 914,952.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,837.50 : 1,665,436.85 = 663,008.52 : x
  2. Step 2: Convert to fraction form
    1,206,837.50/1,665,436.85 = 663,008.52/x
  3. Step 3: Cross multiply
    1,206,837.50x = 1,665,436.85 × 663,008.52
  4. Step 4: Simplify right side
    1,206,837.50x = 1,104,198,821,071.96
  5. Step 5: Solve for x
    x = 1,104,198,821,071.96/1,206,837.50
  6. Step 6: Final answer
    x = 914,952.36

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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.