Home / 1,405,713.24-2,108,550.96-340,764.48

Finding the Fourth Proportional to 1,405,713.24, 2,108,550.96 and 340,764.48

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Solution

The fourth proportional to 1,405,713.24, 2,108,550.96 and 340,764.48 is: 511,142.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,713.24 : 2,108,550.96 = 340,764.48 : x
  2. Step 2: Convert to fraction form
    1,405,713.24/2,108,550.96 = 340,764.48/x
  3. Step 3: Cross multiply
    1,405,713.24x = 2,108,550.96 × 340,764.48
  4. Step 4: Simplify right side
    1,405,713.24x = 718,519,271,437.90
  5. Step 5: Solve for x
    x = 718,519,271,437.90/1,405,713.24
  6. Step 6: Final answer
    x = 511,142.14

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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.