Home / 5,064,285.03-6,989,378.61-2,888,329.38

Finding the Fourth Proportional to 5,064,285.03, 6,989,378.61 and 2,888,329.38

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Solution

The fourth proportional to 5,064,285.03, 6,989,378.61 and 2,888,329.38 is: 3,986,273.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064,285.03 : 6,989,378.61 = 2,888,329.38 : x
  2. Step 2: Convert to fraction form
    5,064,285.03/6,989,378.61 = 2,888,329.38/x
  3. Step 3: Cross multiply
    5,064,285.03x = 6,989,378.61 × 2,888,329.38
  4. Step 4: Simplify right side
    5,064,285.03x = 20,187,627,587,206.56
  5. Step 5: Solve for x
    x = 20,187,627,587,206.56/5,064,285.03
  6. Step 6: Final answer
    x = 3,986,273.97

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1.5x scale

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.