Home / 1,345,883.82-2,018,514.51-399,026.22

Finding the Fourth Proportional to 1,345,883.82, 2,018,514.51 and 399,026.22

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Solution

The fourth proportional to 1,345,883.82, 2,018,514.51 and 399,026.22 is: 598,447.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,883.82 : 2,018,514.51 = 399,026.22 : x
  2. Step 2: Convert to fraction form
    1,345,883.82/2,018,514.51 = 399,026.22/x
  3. Step 3: Cross multiply
    1,345,883.82x = 2,018,514.51 × 399,026.22
  4. Step 4: Simplify right side
    1,345,883.82x = 805,440,214,940.45
  5. Step 5: Solve for x
    x = 805,440,214,940.45/1,345,883.82
  6. Step 6: Final answer
    x = 598,447.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.