Home / 970,481.19-1,339,245.99-540,752.16

Finding the Fourth Proportional to 970,481.19, 1,339,245.99 and 540,752.16

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Solution

The fourth proportional to 970,481.19, 1,339,245.99 and 540,752.16 is: 746,227.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,481.19 : 1,339,245.99 = 540,752.16 : x
  2. Step 2: Convert to fraction form
    970,481.19/1,339,245.99 = 540,752.16/x
  3. Step 3: Cross multiply
    970,481.19x = 1,339,245.99 × 540,752.16
  4. Step 4: Simplify right side
    970,481.19x = 724,200,161,863.84
  5. Step 5: Solve for x
    x = 724,200,161,863.84/970,481.19
  6. Step 6: Final answer
    x = 746,227.92

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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.