Home / 1,521,833.20-2,282,973.96-456,961.03

Finding the Fourth Proportional to 1,521,833.20, 2,282,973.96 and 456,961.03

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Solution

The fourth proportional to 1,521,833.20, 2,282,973.96 and 456,961.03 is: 685,508.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,833.20 : 2,282,973.96 = 456,961.03 : x
  2. Step 2: Convert to fraction form
    1,521,833.20/2,282,973.96 = 456,961.03/x
  3. Step 3: Cross multiply
    1,521,833.20x = 2,282,973.96 × 456,961.03
  4. Step 4: Simplify right side
    1,521,833.20x = 1,043,230,132,224.78
  5. Step 5: Solve for x
    x = 1,043,230,132,224.78/1,521,833.20
  6. Step 6: Final answer
    x = 685,508.85

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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.