Home / 1,943,003.20-2,914,504.80-613,307.20

Finding the Fourth Proportional to 1,943,003.20, 2,914,504.80 and 613,307.20

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Solution

The fourth proportional to 1,943,003.20, 2,914,504.80 and 613,307.20 is: 919,960.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,003.20 : 2,914,504.80 = 613,307.20 : x
  2. Step 2: Convert to fraction form
    1,943,003.20/2,914,504.80 = 613,307.20/x
  3. Step 3: Cross multiply
    1,943,003.20x = 2,914,504.80 × 613,307.20
  4. Step 4: Simplify right side
    1,943,003.20x = 1,787,486,778,274.56
  5. Step 5: Solve for x
    x = 1,787,486,778,274.56/1,943,003.20
  6. Step 6: Final answer
    x = 919,960.80

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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.