Home / 1,940,379.20-2,911,005.12-592,429.04

Finding the Fourth Proportional to 1,940,379.20, 2,911,005.12 and 592,429.04

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Solution

The fourth proportional to 1,940,379.20, 2,911,005.12 and 592,429.04 is: 888,776.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,379.20 : 2,911,005.12 = 592,429.04 : x
  2. Step 2: Convert to fraction form
    1,940,379.20/2,911,005.12 = 592,429.04/x
  3. Step 3: Cross multiply
    1,940,379.20x = 2,911,005.12 × 592,429.04
  4. Step 4: Simplify right side
    1,940,379.20x = 1,724,563,968,676.69
  5. Step 5: Solve for x
    x = 1,724,563,968,676.69/1,940,379.20
  6. Step 6: Final answer
    x = 888,776.78

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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.