Home / 1,453,010.43-2,005,250.22-808,431.96

Finding the Fourth Proportional to 1,453,010.43, 2,005,250.22 and 808,431.96

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Solution

The fourth proportional to 1,453,010.43, 2,005,250.22 and 808,431.96 is: 1,115,689.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,010.43 : 2,005,250.22 = 808,431.96 : x
  2. Step 2: Convert to fraction form
    1,453,010.43/2,005,250.22 = 808,431.96/x
  3. Step 3: Cross multiply
    1,453,010.43x = 2,005,250.22 × 808,431.96
  4. Step 4: Simplify right side
    1,453,010.43x = 1,621,108,365,645.03
  5. Step 5: Solve for x
    x = 1,621,108,365,645.03/1,453,010.43
  6. Step 6: Final answer
    x = 1,115,689.42

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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.