Home / 1,442,107.77-2,162,996.41-377,252.61

Finding the Fourth Proportional to 1,442,107.77, 2,162,996.41 and 377,252.61

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Solution

The fourth proportional to 1,442,107.77, 2,162,996.41 and 377,252.61 is: 565,835.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,107.77 : 2,162,996.41 = 377,252.61 : x
  2. Step 2: Convert to fraction form
    1,442,107.77/2,162,996.41 = 377,252.61/x
  3. Step 3: Cross multiply
    1,442,107.77x = 2,162,996.41 × 377,252.61
  4. Step 4: Simplify right side
    1,442,107.77x = 815,996,041,093.13
  5. Step 5: Solve for x
    x = 815,996,041,093.13/1,442,107.77
  6. Step 6: Final answer
    x = 565,835.69

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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.