Home / 1,086,453.23-1,631,279.61-607,619.18

Finding the Fourth Proportional to 1,086,453.23, 1,631,279.61 and 607,619.18

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Solution

The fourth proportional to 1,086,453.23, 1,631,279.61 and 607,619.18 is: 912,323.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,453.23 : 1,631,279.61 = 607,619.18 : x
  2. Step 2: Convert to fraction form
    1,086,453.23/1,631,279.61 = 607,619.18/x
  3. Step 3: Cross multiply
    1,086,453.23x = 1,631,279.61 × 607,619.18
  4. Step 4: Simplify right side
    1,086,453.23x = 991,196,770,822.52
  5. Step 5: Solve for x
    x = 991,196,770,822.52/1,086,453.23
  6. Step 6: Final answer
    x = 912,323.47

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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.