Home / 1,523,860.80-2,285,718.30-512,883.60

Finding the Fourth Proportional to 1,523,860.80, 2,285,718.30 and 512,883.60

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Solution

The fourth proportional to 1,523,860.80, 2,285,718.30 and 512,883.60 is: 769,300.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,860.80 : 2,285,718.30 = 512,883.60 : x
  2. Step 2: Convert to fraction form
    1,523,860.80/2,285,718.30 = 512,883.60/x
  3. Step 3: Cross multiply
    1,523,860.80x = 2,285,718.30 × 512,883.60
  4. Step 4: Simplify right side
    1,523,860.80x = 1,172,307,430,289.88
  5. Step 5: Solve for x
    x = 1,172,307,430,289.88/1,523,860.80
  6. Step 6: Final answer
    x = 769,300.86

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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.