Home / 1,678,110.90-2,517,530.85-613,151.25

Finding the Fourth Proportional to 1,678,110.90, 2,517,530.85 and 613,151.25

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Solution

The fourth proportional to 1,678,110.90, 2,517,530.85 and 613,151.25 is: 919,860.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,110.90 : 2,517,530.85 = 613,151.25 : x
  2. Step 2: Convert to fraction form
    1,678,110.90/2,517,530.85 = 613,151.25/x
  3. Step 3: Cross multiply
    1,678,110.90x = 2,517,530.85 × 613,151.25
  4. Step 4: Simplify right side
    1,678,110.90x = 1,543,627,187,591.06
  5. Step 5: Solve for x
    x = 1,543,627,187,591.06/1,678,110.90
  6. Step 6: Final answer
    x = 919,860.06

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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.