Home / 1,176,864.22-1,763,612.14-670,379.32

Finding the Fourth Proportional to 1,176,864.22, 1,763,612.14 and 670,379.32

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Solution

The fourth proportional to 1,176,864.22, 1,763,612.14 and 670,379.32 is: 1,004,609.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,864.22 : 1,763,612.14 = 670,379.32 : x
  2. Step 2: Convert to fraction form
    1,176,864.22/1,763,612.14 = 670,379.32/x
  3. Step 3: Cross multiply
    1,176,864.22x = 1,763,612.14 × 670,379.32
  4. Step 4: Simplify right side
    1,176,864.22x = 1,182,289,108,942.47
  5. Step 5: Solve for x
    x = 1,182,289,108,942.47/1,176,864.22
  6. Step 6: Final answer
    x = 1,004,609.61

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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.