Home / 1,004,081.43-1,385,230.50-641,411.22

Finding the Fourth Proportional to 1,004,081.43, 1,385,230.50 and 641,411.22

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Solution

The fourth proportional to 1,004,081.43, 1,385,230.50 and 641,411.22 is: 884,890.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,081.43 : 1,385,230.50 = 641,411.22 : x
  2. Step 2: Convert to fraction form
    1,004,081.43/1,385,230.50 = 641,411.22/x
  3. Step 3: Cross multiply
    1,004,081.43x = 1,385,230.50 × 641,411.22
  4. Step 4: Simplify right side
    1,004,081.43x = 888,502,384,986.21
  5. Step 5: Solve for x
    x = 888,502,384,986.21/1,004,081.43
  6. Step 6: Final answer
    x = 884,890.77

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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.