Home / 1,510,549.68-2,265,044.40-445,456.32

Finding the Fourth Proportional to 1,510,549.68, 2,265,044.40 and 445,456.32

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Solution

The fourth proportional to 1,510,549.68, 2,265,044.40 and 445,456.32 is: 667,954.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,549.68 : 2,265,044.40 = 445,456.32 : x
  2. Step 2: Convert to fraction form
    1,510,549.68/2,265,044.40 = 445,456.32/x
  3. Step 3: Cross multiply
    1,510,549.68x = 2,265,044.40 × 445,456.32
  4. Step 4: Simplify right side
    1,510,549.68x = 1,008,978,343,060.61
  5. Step 5: Solve for x
    x = 1,008,978,343,060.61/1,510,549.68
  6. Step 6: Final answer
    x = 667,954.43

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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.