Home / 1,078,797.21-1,617,774.81-404,510.68

Finding the Fourth Proportional to 1,078,797.21, 1,617,774.81 and 404,510.68

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Solution

The fourth proportional to 1,078,797.21, 1,617,774.81 and 404,510.68 is: 606,608.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,797.21 : 1,617,774.81 = 404,510.68 : x
  2. Step 2: Convert to fraction form
    1,078,797.21/1,617,774.81 = 404,510.68/x
  3. Step 3: Cross multiply
    1,078,797.21x = 1,617,774.81 × 404,510.68
  4. Step 4: Simplify right side
    1,078,797.21x = 654,407,188,479.97
  5. Step 5: Solve for x
    x = 654,407,188,479.97/1,078,797.21
  6. Step 6: Final answer
    x = 606,608.16

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1.5x scale

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.