Home / 1,451,755.87-2,003,412.64-807,170.43

Finding the Fourth Proportional to 1,451,755.87, 2,003,412.64 and 807,170.43

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Solution

The fourth proportional to 1,451,755.87, 2,003,412.64 and 807,170.43 is: 1,113,889.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,755.87 : 2,003,412.64 = 807,170.43 : x
  2. Step 2: Convert to fraction form
    1,451,755.87/2,003,412.64 = 807,170.43/x
  3. Step 3: Cross multiply
    1,451,755.87x = 2,003,412.64 × 807,170.43
  4. Step 4: Simplify right side
    1,451,755.87x = 1,617,095,442,096.24
  5. Step 5: Solve for x
    x = 1,617,095,442,096.24/1,451,755.87
  6. Step 6: Final answer
    x = 1,113,889.38

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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.