Home / 1,336,518.68-2,004,677.30-425,664.41

Finding the Fourth Proportional to 1,336,518.68, 2,004,677.30 and 425,664.41

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Solution

The fourth proportional to 1,336,518.68, 2,004,677.30 and 425,664.41 is: 638,464.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,518.68 : 2,004,677.30 = 425,664.41 : x
  2. Step 2: Convert to fraction form
    1,336,518.68/2,004,677.30 = 425,664.41/x
  3. Step 3: Cross multiply
    1,336,518.68x = 2,004,677.30 × 425,664.41
  4. Step 4: Simplify right side
    1,336,518.68x = 853,319,771,185.67
  5. Step 5: Solve for x
    x = 853,319,771,185.67/1,336,518.68
  6. Step 6: Final answer
    x = 638,464.53

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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.