Home / 2,388,502.45-3,296,405.67-1,421,635.83

Finding the Fourth Proportional to 2,388,502.45, 3,296,405.67 and 1,421,635.83

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Solution

The fourth proportional to 2,388,502.45, 3,296,405.67 and 1,421,635.83 is: 1,962,019.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388,502.45 : 3,296,405.67 = 1,421,635.83 : x
  2. Step 2: Convert to fraction form
    2,388,502.45/3,296,405.67 = 1,421,635.83/x
  3. Step 3: Cross multiply
    2,388,502.45x = 3,296,405.67 × 1,421,635.83
  4. Step 4: Simplify right side
    2,388,502.45x = 4,686,288,410,687.16
  5. Step 5: Solve for x
    x = 4,686,288,410,687.16/2,388,502.45
  6. Step 6: Final answer
    x = 1,962,019.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.