Home / 1,431,630.86-2,147,397.08-366,682.14

Finding the Fourth Proportional to 1,431,630.86, 2,147,397.08 and 366,682.14

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Solution

The fourth proportional to 1,431,630.86, 2,147,397.08 and 366,682.14 is: 550,010.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,630.86 : 2,147,397.08 = 366,682.14 : x
  2. Step 2: Convert to fraction form
    1,431,630.86/2,147,397.08 = 366,682.14/x
  3. Step 3: Cross multiply
    1,431,630.86x = 2,147,397.08 × 366,682.14
  4. Step 4: Simplify right side
    1,431,630.86x = 787,412,154,890.74
  5. Step 5: Solve for x
    x = 787,412,154,890.74/1,431,630.86
  6. Step 6: Final answer
    x = 550,010.61

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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.