Home / 5,174,401.30-7,760,219.55-1,808,257.30

Finding the Fourth Proportional to 5,174,401.30, 7,760,219.55 and 1,808,257.30

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Solution

The fourth proportional to 5,174,401.30, 7,760,219.55 and 1,808,257.30 is: 2,711,902.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174,401.30 : 7,760,219.55 = 1,808,257.30 : x
  2. Step 2: Convert to fraction form
    5,174,401.30/7,760,219.55 = 1,808,257.30/x
  3. Step 3: Cross multiply
    5,174,401.30x = 7,760,219.55 × 1,808,257.30
  4. Step 4: Simplify right side
    5,174,401.30x = 14,032,473,650,890.21
  5. Step 5: Solve for x
    x = 14,032,473,650,890.21/5,174,401.30
  6. Step 6: Final answer
    x = 2,711,902.85

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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.