Home / 1,711,120.80-2,565,709.33-699,057.86

Finding the Fourth Proportional to 1,711,120.80, 2,565,709.33 and 699,057.86

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Solution

The fourth proportional to 1,711,120.80, 2,565,709.33 and 699,057.86 is: 1,048,189.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,120.80 : 2,565,709.33 = 699,057.86 : x
  2. Step 2: Convert to fraction form
    1,711,120.80/2,565,709.33 = 699,057.86/x
  3. Step 3: Cross multiply
    1,711,120.80x = 2,565,709.33 × 699,057.86
  4. Step 4: Simplify right side
    1,711,120.80x = 1,793,579,273,611.83
  5. Step 5: Solve for x
    x = 1,793,579,273,611.83/1,711,120.80
  6. Step 6: Final answer
    x = 1,048,189.74

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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.