Home / 2,384,579.40-3,576,869.10-2,123,305.80

Finding the Fourth Proportional to 2,384,579.40, 3,576,869.10 and 2,123,305.80

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Solution

The fourth proportional to 2,384,579.40, 3,576,869.10 and 2,123,305.80 is: 3,184,958.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,579.40 : 3,576,869.10 = 2,123,305.80 : x
  2. Step 2: Convert to fraction form
    2,384,579.40/3,576,869.10 = 2,123,305.80/x
  3. Step 3: Cross multiply
    2,384,579.40x = 3,576,869.10 × 2,123,305.80
  4. Step 4: Simplify right side
    2,384,579.40x = 7,594,786,905,870.78
  5. Step 5: Solve for x
    x = 7,594,786,905,870.78/2,384,579.40
  6. Step 6: Final answer
    x = 3,184,958.70

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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.