Home / 1,213,819.65-1,821,385.58-540,004.95

Finding the Fourth Proportional to 1,213,819.65, 1,821,385.58 and 540,004.95

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Solution

The fourth proportional to 1,213,819.65, 1,821,385.58 and 540,004.95 is: 810,299.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,819.65 : 1,821,385.58 = 540,004.95 : x
  2. Step 2: Convert to fraction form
    1,213,819.65/1,821,385.58 = 540,004.95/x
  3. Step 3: Cross multiply
    1,213,819.65x = 1,821,385.58 × 540,004.95
  4. Step 4: Simplify right side
    1,213,819.65x = 983,557,226,358.60
  5. Step 5: Solve for x
    x = 983,557,226,358.60/1,213,819.65
  6. Step 6: Final answer
    x = 810,299.31

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.