Home / 1,071,043.22-1,605,777.51-510,471.38

Finding the Fourth Proportional to 1,071,043.22, 1,605,777.51 and 510,471.38

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Solution

The fourth proportional to 1,071,043.22, 1,605,777.51 and 510,471.38 is: 765,331.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,043.22 : 1,605,777.51 = 510,471.38 : x
  2. Step 2: Convert to fraction form
    1,071,043.22/1,605,777.51 = 510,471.38/x
  3. Step 3: Cross multiply
    1,071,043.22x = 1,605,777.51 × 510,471.38
  4. Step 4: Simplify right side
    1,071,043.22x = 819,703,467,431.38
  5. Step 5: Solve for x
    x = 819,703,467,431.38/1,071,043.22
  6. Step 6: Final answer
    x = 765,331.83

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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.