Home / 1,345,496.23-1,857,234.74-801,802.51

Finding the Fourth Proportional to 1,345,496.23, 1,857,234.74 and 801,802.51

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Solution

The fourth proportional to 1,345,496.23, 1,857,234.74 and 801,802.51 is: 1,106,755.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,496.23 : 1,857,234.74 = 801,802.51 : x
  2. Step 2: Convert to fraction form
    1,345,496.23/1,857,234.74 = 801,802.51/x
  3. Step 3: Cross multiply
    1,345,496.23x = 1,857,234.74 × 801,802.51
  4. Step 4: Simplify right side
    1,345,496.23x = 1,489,135,476,191.20
  5. Step 5: Solve for x
    x = 1,489,135,476,191.20/1,345,496.23
  6. Step 6: Final answer
    x = 1,106,755.59

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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.