Home / 2,672,811.16-4,010,107.98-1,777,781.40

Finding the Fourth Proportional to 2,672,811.16, 4,010,107.98 and 1,777,781.40

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Solution

The fourth proportional to 2,672,811.16, 4,010,107.98 and 1,777,781.40 is: 2,667,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,811.16 : 4,010,107.98 = 1,777,781.40 : x
  2. Step 2: Convert to fraction form
    2,672,811.16/4,010,107.98 = 1,777,781.40/x
  3. Step 3: Cross multiply
    2,672,811.16x = 4,010,107.98 × 1,777,781.40
  4. Step 4: Simplify right side
    2,672,811.16x = 7,129,095,378,835.57
  5. Step 5: Solve for x
    x = 7,129,095,378,835.57/2,672,811.16
  6. Step 6: Final answer
    x = 2,667,264.90

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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.