Home / 1,017,121.17-1,403,278.79-581,225.34

Finding the Fourth Proportional to 1,017,121.17, 1,403,278.79 and 581,225.34

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Solution

The fourth proportional to 1,017,121.17, 1,403,278.79 and 581,225.34 is: 801,891.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,121.17 : 1,403,278.79 = 581,225.34 : x
  2. Step 2: Convert to fraction form
    1,017,121.17/1,403,278.79 = 581,225.34/x
  3. Step 3: Cross multiply
    1,017,121.17x = 1,403,278.79 × 581,225.34
  4. Step 4: Simplify right side
    1,017,121.17x = 815,621,188,926.41
  5. Step 5: Solve for x
    x = 815,621,188,926.41/1,017,121.17
  6. Step 6: Final answer
    x = 801,891.86

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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.