Home / 2,909,141.36-4,017,153.69-1,823,279.46

Finding the Fourth Proportional to 2,909,141.36, 4,017,153.69 and 1,823,279.46

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Solution

The fourth proportional to 2,909,141.36, 4,017,153.69 and 1,823,279.46 is: 2,517,716.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,141.36 : 4,017,153.69 = 1,823,279.46 : x
  2. Step 2: Convert to fraction form
    2,909,141.36/4,017,153.69 = 1,823,279.46/x
  3. Step 3: Cross multiply
    2,909,141.36x = 4,017,153.69 × 1,823,279.46
  4. Step 4: Simplify right side
    2,909,141.36x = 7,324,393,795,575.88
  5. Step 5: Solve for x
    x = 7,324,393,795,575.88/2,909,141.36
  6. Step 6: Final answer
    x = 2,517,716.70

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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.