Home / 1,935,131.88-2,902,960.62-672,796.20

Finding the Fourth Proportional to 1,935,131.88, 2,902,960.62 and 672,796.20

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Solution

The fourth proportional to 1,935,131.88, 2,902,960.62 and 672,796.20 is: 1,009,285.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,131.88 : 2,902,960.62 = 672,796.20 : x
  2. Step 2: Convert to fraction form
    1,935,131.88/2,902,960.62 = 672,796.20/x
  3. Step 3: Cross multiply
    1,935,131.88x = 2,902,960.62 × 672,796.20
  4. Step 4: Simplify right side
    1,935,131.88x = 1,953,100,873,885.64
  5. Step 5: Solve for x
    x = 1,953,100,873,885.64/1,935,131.88
  6. Step 6: Final answer
    x = 1,009,285.67

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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.