Home / 1,523,882.80-2,285,751.30-512,905.60

Finding the Fourth Proportional to 1,523,882.80, 2,285,751.30 and 512,905.60

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Solution

The fourth proportional to 1,523,882.80, 2,285,751.30 and 512,905.60 is: 769,333.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,882.80 : 2,285,751.30 = 512,905.60 : x
  2. Step 2: Convert to fraction form
    1,523,882.80/2,285,751.30 = 512,905.60/x
  3. Step 3: Cross multiply
    1,523,882.80x = 2,285,751.30 × 512,905.60
  4. Step 4: Simplify right side
    1,523,882.80x = 1,172,374,641,977.28
  5. Step 5: Solve for x
    x = 1,172,374,641,977.28/1,523,882.80
  6. Step 6: Final answer
    x = 769,333.86

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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.