Home / 1,205,785.73-1,808,660.16-407,627.93

Finding the Fourth Proportional to 1,205,785.73, 1,808,660.16 and 407,627.93

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Solution

The fourth proportional to 1,205,785.73, 1,808,660.16 and 407,627.93 is: 611,435.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,785.73 : 1,808,660.16 = 407,627.93 : x
  2. Step 2: Convert to fraction form
    1,205,785.73/1,808,660.16 = 407,627.93/x
  3. Step 3: Cross multiply
    1,205,785.73x = 1,808,660.16 × 407,627.93
  4. Step 4: Simplify right side
    1,205,785.73x = 737,260,388,050.97
  5. Step 5: Solve for x
    x = 737,260,388,050.97/1,205,785.73
  6. Step 6: Final answer
    x = 611,435.66

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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.