Home / 5,203,336.37-7,180,424-2,880,330.21

Finding the Fourth Proportional to 5,203,336.37, 7,180,424 and 2,880,330.21

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Solution

The fourth proportional to 5,203,336.37, 7,180,424 and 2,880,330.21 is: 3,974,755.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203,336.37 : 7,180,424 = 2,880,330.21 : x
  2. Step 2: Convert to fraction form
    5,203,336.37/7,180,424 = 2,880,330.21/x
  3. Step 3: Cross multiply
    5,203,336.37x = 7,180,424 × 2,880,330.21
  4. Step 4: Simplify right side
    5,203,336.37x = 20,681,992,167,809.04
  5. Step 5: Solve for x
    x = 20,681,992,167,809.04/5,203,336.37
  6. Step 6: Final answer
    x = 3,974,755.95

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Double scale
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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.