Home / 1,006,668.83-1,389,262.78-576,976.72

Finding the Fourth Proportional to 1,006,668.83, 1,389,262.78 and 576,976.72

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Solution

The fourth proportional to 1,006,668.83, 1,389,262.78 and 576,976.72 is: 796,262.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,668.83 : 1,389,262.78 = 576,976.72 : x
  2. Step 2: Convert to fraction form
    1,006,668.83/1,389,262.78 = 576,976.72/x
  3. Step 3: Cross multiply
    1,006,668.83x = 1,389,262.78 × 576,976.72
  4. Step 4: Simplify right side
    1,006,668.83x = 801,572,282,022.48
  5. Step 5: Solve for x
    x = 801,572,282,022.48/1,006,668.83
  6. Step 6: Final answer
    x = 796,262.15

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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.