Home / 1,792,209.40-2,688,314.10-1,481,169.40

Finding the Fourth Proportional to 1,792,209.40, 2,688,314.10 and 1,481,169.40

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Solution

The fourth proportional to 1,792,209.40, 2,688,314.10 and 1,481,169.40 is: 2,221,754.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,209.40 : 2,688,314.10 = 1,481,169.40 : x
  2. Step 2: Convert to fraction form
    1,792,209.40/2,688,314.10 = 1,481,169.40/x
  3. Step 3: Cross multiply
    1,792,209.40x = 2,688,314.10 × 1,481,169.40
  4. Step 4: Simplify right side
    1,792,209.40x = 3,981,848,582,508.54
  5. Step 5: Solve for x
    x = 3,981,848,582,508.54/1,792,209.40
  6. Step 6: Final answer
    x = 2,221,754.10

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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.