Home / 2,176,354.20-3,000,203.40-1,520,945.34

Finding the Fourth Proportional to 2,176,354.20, 3,000,203.40 and 1,520,945.34

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Solution

The fourth proportional to 2,176,354.20, 3,000,203.40 and 1,520,945.34 is: 2,096,692.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,354.20 : 3,000,203.40 = 1,520,945.34 : x
  2. Step 2: Convert to fraction form
    2,176,354.20/3,000,203.40 = 1,520,945.34/x
  3. Step 3: Cross multiply
    2,176,354.20x = 3,000,203.40 × 1,520,945.34
  4. Step 4: Simplify right side
    2,176,354.20x = 4,563,145,366,179.62
  5. Step 5: Solve for x
    x = 4,563,145,366,179.62/2,176,354.20
  6. Step 6: Final answer
    x = 2,096,692.42

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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.