Home / 1,396,840.32-2,095,251.84-399,568.32

Finding the Fourth Proportional to 1,396,840.32, 2,095,251.84 and 399,568.32

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Solution

The fourth proportional to 1,396,840.32, 2,095,251.84 and 399,568.32 is: 599,350.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,840.32 : 2,095,251.84 = 399,568.32 : x
  2. Step 2: Convert to fraction form
    1,396,840.32/2,095,251.84 = 399,568.32/x
  3. Step 3: Cross multiply
    1,396,840.32x = 2,095,251.84 × 399,568.32
  4. Step 4: Simplify right side
    1,396,840.32x = 837,196,257,685.71
  5. Step 5: Solve for x
    x = 837,196,257,685.71/1,396,840.32
  6. Step 6: Final answer
    x = 599,350.01

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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.