Home / 1,366,607.34-2,050,107.03-420,057.54

Finding the Fourth Proportional to 1,366,607.34, 2,050,107.03 and 420,057.54

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Solution

The fourth proportional to 1,366,607.34, 2,050,107.03 and 420,057.54 is: 630,146.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,607.34 : 2,050,107.03 = 420,057.54 : x
  2. Step 2: Convert to fraction form
    1,366,607.34/2,050,107.03 = 420,057.54/x
  3. Step 3: Cross multiply
    1,366,607.34x = 2,050,107.03 × 420,057.54
  4. Step 4: Simplify right side
    1,366,607.34x = 861,162,915,758.51
  5. Step 5: Solve for x
    x = 861,162,915,758.51/1,366,607.34
  6. Step 6: Final answer
    x = 630,146.56

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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.