Home / 1,795,852.68-2,478,329.19-980,108.74

Finding the Fourth Proportional to 1,795,852.68, 2,478,329.19 and 980,108.74

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Solution

The fourth proportional to 1,795,852.68, 2,478,329.19 and 980,108.74 is: 1,352,578.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795,852.68 : 2,478,329.19 = 980,108.74 : x
  2. Step 2: Convert to fraction form
    1,795,852.68/2,478,329.19 = 980,108.74/x
  3. Step 3: Cross multiply
    1,795,852.68x = 2,478,329.19 × 980,108.74
  4. Step 4: Simplify right side
    1,795,852.68x = 2,429,032,099,716.12
  5. Step 5: Solve for x
    x = 2,429,032,099,716.12/1,795,852.68
  6. Step 6: Final answer
    x = 1,352,578.71

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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.