Home / 2,820,297.66-4,229,366.86-1,200,053.02

Finding the Fourth Proportional to 2,820,297.66, 4,229,366.86 and 1,200,053.02

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Solution

The fourth proportional to 2,820,297.66, 4,229,366.86 and 1,200,053.02 is: 1,799,620.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,297.66 : 4,229,366.86 = 1,200,053.02 : x
  2. Step 2: Convert to fraction form
    2,820,297.66/4,229,366.86 = 1,200,053.02/x
  3. Step 3: Cross multiply
    2,820,297.66x = 4,229,366.86 × 1,200,053.02
  4. Step 4: Simplify right side
    2,820,297.66x = 5,075,464,465,137.33
  5. Step 5: Solve for x
    x = 5,075,464,465,137.33/2,820,297.66
  6. Step 6: Final answer
    x = 1,799,620.14

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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.