Home / 1,293,306.89-1,938,754.07-439,795.29

Finding the Fourth Proportional to 1,293,306.89, 1,938,754.07 and 439,795.29

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Solution

The fourth proportional to 1,293,306.89, 1,938,754.07 and 439,795.29 is: 659,282.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,306.89 : 1,938,754.07 = 439,795.29 : x
  2. Step 2: Convert to fraction form
    1,293,306.89/1,938,754.07 = 439,795.29/x
  3. Step 3: Cross multiply
    1,293,306.89x = 1,938,754.07 × 439,795.29
  4. Step 4: Simplify right side
    1,293,306.89x = 852,654,909,553.82
  5. Step 5: Solve for x
    x = 852,654,909,553.82/1,293,306.89
  6. Step 6: Final answer
    x = 659,282.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.