Home / 1,336,567.44-2,004,187.86-425,631.21

Finding the Fourth Proportional to 1,336,567.44, 2,004,187.86 and 425,631.21

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Solution

The fourth proportional to 1,336,567.44, 2,004,187.86 and 425,631.21 is: 638,235.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,567.44 : 2,004,187.86 = 425,631.21 : x
  2. Step 2: Convert to fraction form
    1,336,567.44/2,004,187.86 = 425,631.21/x
  3. Step 3: Cross multiply
    1,336,567.44x = 2,004,187.86 × 425,631.21
  4. Step 4: Simplify right side
    1,336,567.44x = 853,044,903,919.11
  5. Step 5: Solve for x
    x = 853,044,903,919.11/1,336,567.44
  6. Step 6: Final answer
    x = 638,235.59

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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.