Home / 1,958,830.12-2,703,185.52-1,099,390.39

Finding the Fourth Proportional to 1,958,830.12, 2,703,185.52 and 1,099,390.39

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Solution

The fourth proportional to 1,958,830.12, 2,703,185.52 and 1,099,390.39 is: 1,517,158.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,830.12 : 2,703,185.52 = 1,099,390.39 : x
  2. Step 2: Convert to fraction form
    1,958,830.12/2,703,185.52 = 1,099,390.39/x
  3. Step 3: Cross multiply
    1,958,830.12x = 2,703,185.52 × 1,099,390.39
  4. Step 4: Simplify right side
    1,958,830.12x = 2,971,856,183,075.15
  5. Step 5: Solve for x
    x = 2,971,856,183,075.15/1,958,830.12
  6. Step 6: Final answer
    x = 1,517,158.71

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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.