Home / 1,008,074.35-1,512,744.41-409,037.95

Finding the Fourth Proportional to 1,008,074.35, 1,512,744.41 and 409,037.95

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Solution

The fourth proportional to 1,008,074.35, 1,512,744.41 and 409,037.95 is: 613,813.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,074.35 : 1,512,744.41 = 409,037.95 : x
  2. Step 2: Convert to fraction form
    1,008,074.35/1,512,744.41 = 409,037.95/x
  3. Step 3: Cross multiply
    1,008,074.35x = 1,512,744.41 × 409,037.95
  4. Step 4: Simplify right side
    1,008,074.35x = 618,769,870,295.17
  5. Step 5: Solve for x
    x = 618,769,870,295.17/1,008,074.35
  6. Step 6: Final answer
    x = 613,813.72

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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.