Home / 1,108,509.60-1,660,796.10-1,037,650.80

Finding the Fourth Proportional to 1,108,509.60, 1,660,796.10 and 1,037,650.80

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Solution

The fourth proportional to 1,108,509.60, 1,660,796.10 and 1,037,650.80 is: 1,554,633.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,509.60 : 1,660,796.10 = 1,037,650.80 : x
  2. Step 2: Convert to fraction form
    1,108,509.60/1,660,796.10 = 1,037,650.80/x
  3. Step 3: Cross multiply
    1,108,509.60x = 1,660,796.10 × 1,037,650.80
  4. Step 4: Simplify right side
    1,108,509.60x = 1,723,326,401,801.88
  5. Step 5: Solve for x
    x = 1,723,326,401,801.88/1,108,509.60
  6. Step 6: Final answer
    x = 1,554,633.72

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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.