Home / 1,180,578.08-1,629,190.23-671,280.50

Finding the Fourth Proportional to 1,180,578.08, 1,629,190.23 and 671,280.50

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Solution

The fourth proportional to 1,180,578.08, 1,629,190.23 and 671,280.50 is: 926,362.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,578.08 : 1,629,190.23 = 671,280.50 : x
  2. Step 2: Convert to fraction form
    1,180,578.08/1,629,190.23 = 671,280.50/x
  3. Step 3: Cross multiply
    1,180,578.08x = 1,629,190.23 × 671,280.50
  4. Step 4: Simplify right side
    1,180,578.08x = 1,093,643,632,189.52
  5. Step 5: Solve for x
    x = 1,093,643,632,189.52/1,180,578.08
  6. Step 6: Final answer
    x = 926,362.81

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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.