Home / 1,121,012.10-1,682,182.77-1,050,083.64

Finding the Fourth Proportional to 1,121,012.10, 1,682,182.77 and 1,050,083.64

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Solution

The fourth proportional to 1,121,012.10, 1,682,182.77 and 1,050,083.64 is: 1,575,748.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,012.10 : 1,682,182.77 = 1,050,083.64 : x
  2. Step 2: Convert to fraction form
    1,121,012.10/1,682,182.77 = 1,050,083.64/x
  3. Step 3: Cross multiply
    1,121,012.10x = 1,682,182.77 × 1,050,083.64
  4. Step 4: Simplify right side
    1,121,012.10x = 1,766,432,606,266.88
  5. Step 5: Solve for x
    x = 1,766,432,606,266.88/1,121,012.10
  6. Step 6: Final answer
    x = 1,575,748.03

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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.