Home / 3,042,177.46-4,198,206.12-1,665,610.42

Finding the Fourth Proportional to 3,042,177.46, 4,198,206.12 and 1,665,610.42

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Solution

The fourth proportional to 3,042,177.46, 4,198,206.12 and 1,665,610.42 is: 2,298,543.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,177.46 : 4,198,206.12 = 1,665,610.42 : x
  2. Step 2: Convert to fraction form
    3,042,177.46/4,198,206.12 = 1,665,610.42/x
  3. Step 3: Cross multiply
    3,042,177.46x = 4,198,206.12 × 1,665,610.42
  4. Step 4: Simplify right side
    3,042,177.46x = 6,992,575,858,779.77
  5. Step 5: Solve for x
    x = 6,992,575,858,779.77/3,042,177.46
  6. Step 6: Final answer
    x = 2,298,543.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.