Home / 4,025,684.47-5,555,468.73-2,190,155.92

Finding the Fourth Proportional to 4,025,684.47, 5,555,468.73 and 2,190,155.92

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Solution

The fourth proportional to 4,025,684.47, 5,555,468.73 and 2,190,155.92 is: 3,022,428.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025,684.47 : 5,555,468.73 = 2,190,155.92 : x
  2. Step 2: Convert to fraction form
    4,025,684.47/5,555,468.73 = 2,190,155.92/x
  3. Step 3: Cross multiply
    4,025,684.47x = 5,555,468.73 × 2,190,155.92
  4. Step 4: Simplify right side
    4,025,684.47x = 12,167,342,716,433.60
  5. Step 5: Solve for x
    x = 12,167,342,716,433.60/4,025,684.47
  6. Step 6: Final answer
    x = 3,022,428.31

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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.