Home / 1,790,342.48-2,685,487.29-442,505.24

Finding the Fourth Proportional to 1,790,342.48, 2,685,487.29 and 442,505.24

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Solution

The fourth proportional to 1,790,342.48, 2,685,487.29 and 442,505.24 is: 663,751.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,342.48 : 2,685,487.29 = 442,505.24 : x
  2. Step 2: Convert to fraction form
    1,790,342.48/2,685,487.29 = 442,505.24/x
  3. Step 3: Cross multiply
    1,790,342.48x = 2,685,487.29 × 442,505.24
  4. Step 4: Simplify right side
    1,790,342.48x = 1,188,342,197,778.40
  5. Step 5: Solve for x
    x = 1,188,342,197,778.40/1,790,342.48
  6. Step 6: Final answer
    x = 663,751.33

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Double scale
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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.