Home / 1,777,101.90-2,667,621.15-1,103,943.30

Finding the Fourth Proportional to 1,777,101.90, 2,667,621.15 and 1,103,943.30

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Solution

The fourth proportional to 1,777,101.90, 2,667,621.15 and 1,103,943.30 is: 1,657,137.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,101.90 : 2,667,621.15 = 1,103,943.30 : x
  2. Step 2: Convert to fraction form
    1,777,101.90/2,667,621.15 = 1,103,943.30/x
  3. Step 3: Cross multiply
    1,777,101.90x = 2,667,621.15 × 1,103,943.30
  4. Step 4: Simplify right side
    1,777,101.90x = 2,944,902,495,480.80
  5. Step 5: Solve for x
    x = 2,944,902,495,480.80/1,777,101.90
  6. Step 6: Final answer
    x = 1,657,137.67

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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.