Home / 1,138,206.95-1,707,495.71-531,601.86

Finding the Fourth Proportional to 1,138,206.95, 1,707,495.71 and 531,601.86

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Solution

The fourth proportional to 1,138,206.95, 1,707,495.71 and 531,601.86 is: 797,489.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,206.95 : 1,707,495.71 = 531,601.86 : x
  2. Step 2: Convert to fraction form
    1,138,206.95/1,707,495.71 = 531,601.86/x
  3. Step 3: Cross multiply
    1,138,206.95x = 1,707,495.71 × 531,601.86
  4. Step 4: Simplify right side
    1,138,206.95x = 907,707,892,720.01
  5. Step 5: Solve for x
    x = 907,707,892,720.01/1,138,206.95
  6. Step 6: Final answer
    x = 797,489.33

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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.