Home / 5,203,751.70-7,180,830.39-2,880,487.02

Finding the Fourth Proportional to 5,203,751.70, 7,180,830.39 and 2,880,487.02

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Solution

The fourth proportional to 5,203,751.70, 7,180,830.39 and 2,880,487.02 is: 3,974,880.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203,751.70 : 7,180,830.39 = 2,880,487.02 : x
  2. Step 2: Convert to fraction form
    5,203,751.70/7,180,830.39 = 2,880,487.02/x
  3. Step 3: Cross multiply
    5,203,751.70x = 7,180,830.39 × 2,880,487.02
  4. Step 4: Simplify right side
    5,203,751.70x = 20,684,288,731,216.54
  5. Step 5: Solve for x
    x = 20,684,288,731,216.54/5,203,751.70
  6. Step 6: Final answer
    x = 3,974,880.03

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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.