Home / 1,092,601.60-1,642,401.60-779,228.80

Finding the Fourth Proportional to 1,092,601.60, 1,642,401.60 and 779,228.80

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Solution

The fourth proportional to 1,092,601.60, 1,642,401.60 and 779,228.80 is: 1,171,338.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,601.60 : 1,642,401.60 = 779,228.80 : x
  2. Step 2: Convert to fraction form
    1,092,601.60/1,642,401.60 = 779,228.80/x
  3. Step 3: Cross multiply
    1,092,601.60x = 1,642,401.60 × 779,228.80
  4. Step 4: Simplify right side
    1,092,601.60x = 1,279,806,627,886.08
  5. Step 5: Solve for x
    x = 1,279,806,627,886.08/1,092,601.60
  6. Step 6: Final answer
    x = 1,171,338.78

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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.