Home / 1,790,346.97-2,685,494.04-442,509.73

Finding the Fourth Proportional to 1,790,346.97, 2,685,494.04 and 442,509.73

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Solution

The fourth proportional to 1,790,346.97, 2,685,494.04 and 442,509.73 is: 663,758.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,346.97 : 2,685,494.04 = 442,509.73 : x
  2. Step 2: Convert to fraction form
    1,790,346.97/2,685,494.04 = 442,509.73/x
  3. Step 3: Cross multiply
    1,790,346.97x = 2,685,494.04 × 442,509.73
  4. Step 4: Simplify right side
    1,790,346.97x = 1,188,357,242,557.01
  5. Step 5: Solve for x
    x = 1,188,357,242,557.01/1,790,346.97
  6. Step 6: Final answer
    x = 663,758.07

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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.