Home / 1,471,107.60-2,206,661.40-524,509.20

Finding the Fourth Proportional to 1,471,107.60, 2,206,661.40 and 524,509.20

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Solution

The fourth proportional to 1,471,107.60, 2,206,661.40 and 524,509.20 is: 786,763.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,107.60 : 2,206,661.40 = 524,509.20 : x
  2. Step 2: Convert to fraction form
    1,471,107.60/2,206,661.40 = 524,509.20/x
  3. Step 3: Cross multiply
    1,471,107.60x = 2,206,661.40 × 524,509.20
  4. Step 4: Simplify right side
    1,471,107.60x = 1,157,414,205,584.88
  5. Step 5: Solve for x
    x = 1,157,414,205,584.88/1,471,107.60
  6. Step 6: Final answer
    x = 786,763.80

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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.