Home / 1,367,063.40-2,050,791.18-420,513.96

Finding the Fourth Proportional to 1,367,063.40, 2,050,791.18 and 420,513.96

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Solution

The fourth proportional to 1,367,063.40, 2,050,791.18 and 420,513.96 is: 630,831.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,063.40 : 2,050,791.18 = 420,513.96 : x
  2. Step 2: Convert to fraction form
    1,367,063.40/2,050,791.18 = 420,513.96/x
  3. Step 3: Cross multiply
    1,367,063.40x = 2,050,791.18 × 420,513.96
  4. Step 4: Simplify right side
    1,367,063.40x = 862,386,320,234.87
  5. Step 5: Solve for x
    x = 862,386,320,234.87/1,367,063.40
  6. Step 6: Final answer
    x = 630,831.25

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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.