Home / 1,595,372.72-2,202,427.35-1,231,980.80

Finding the Fourth Proportional to 1,595,372.72, 2,202,427.35 and 1,231,980.80

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Solution

The fourth proportional to 1,595,372.72, 2,202,427.35 and 1,231,980.80 is: 1,700,761.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,372.72 : 2,202,427.35 = 1,231,980.80 : x
  2. Step 2: Convert to fraction form
    1,595,372.72/2,202,427.35 = 1,231,980.80/x
  3. Step 3: Cross multiply
    1,595,372.72x = 2,202,427.35 × 1,231,980.80
  4. Step 4: Simplify right side
    1,595,372.72x = 2,713,348,214,100.95
  5. Step 5: Solve for x
    x = 2,713,348,214,100.95/1,595,372.72
  6. Step 6: Final answer
    x = 1,700,761.32

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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.