Home / 2,327,020.20-3,490,530.30-644,123.70

Finding the Fourth Proportional to 2,327,020.20, 3,490,530.30 and 644,123.70

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Solution

The fourth proportional to 2,327,020.20, 3,490,530.30 and 644,123.70 is: 966,185.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327,020.20 : 3,490,530.30 = 644,123.70 : x
  2. Step 2: Convert to fraction form
    2,327,020.20/3,490,530.30 = 644,123.70/x
  3. Step 3: Cross multiply
    2,327,020.20x = 3,490,530.30 × 644,123.70
  4. Step 4: Simplify right side
    2,327,020.20x = 2,248,333,291,798.11
  5. Step 5: Solve for x
    x = 2,248,333,291,798.11/2,327,020.20
  6. Step 6: Final answer
    x = 966,185.55

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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.