Home / 1,138,206.57-1,707,495.15-531,601.49

Finding the Fourth Proportional to 1,138,206.57, 1,707,495.15 and 531,601.49

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Solution

The fourth proportional to 1,138,206.57, 1,707,495.15 and 531,601.49 is: 797,488.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,206.57 : 1,707,495.15 = 531,601.49 : x
  2. Step 2: Convert to fraction form
    1,138,206.57/1,707,495.15 = 531,601.49/x
  3. Step 3: Cross multiply
    1,138,206.57x = 1,707,495.15 × 531,601.49
  4. Step 4: Simplify right side
    1,138,206.57x = 907,706,957,370.30
  5. Step 5: Solve for x
    x = 907,706,957,370.30/1,138,206.57
  6. Step 6: Final answer
    x = 797,488.77

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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.