Home / 4,025,683.72-5,555,467.69-2,190,155.17

Finding the Fourth Proportional to 4,025,683.72, 5,555,467.69 and 2,190,155.17

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Solution

The fourth proportional to 4,025,683.72, 5,555,467.69 and 2,190,155.17 is: 3,022,427.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025,683.72 : 5,555,467.69 = 2,190,155.17 : x
  2. Step 2: Convert to fraction form
    4,025,683.72/5,555,467.69 = 2,190,155.17/x
  3. Step 3: Cross multiply
    4,025,683.72x = 5,555,467.69 × 2,190,155.17
  4. Step 4: Simplify right side
    4,025,683.72x = 12,167,336,283,021.46
  5. Step 5: Solve for x
    x = 12,167,336,283,021.46/4,025,683.72
  6. Step 6: Final answer
    x = 3,022,427.28

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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.