Home / 1,620,007.40-2,429,546.70-482,722.04

Finding the Fourth Proportional to 1,620,007.40, 2,429,546.70 and 482,722.04

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Solution

The fourth proportional to 1,620,007.40, 2,429,546.70 and 482,722.04 is: 723,944.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,007.40 : 2,429,546.70 = 482,722.04 : x
  2. Step 2: Convert to fraction form
    1,620,007.40/2,429,546.70 = 482,722.04/x
  3. Step 3: Cross multiply
    1,620,007.40x = 2,429,546.70 × 482,722.04
  4. Step 4: Simplify right side
    1,620,007.40x = 1,172,795,739,299.27
  5. Step 5: Solve for x
    x = 1,172,795,739,299.27/1,620,007.40
  6. Step 6: Final answer
    x = 723,944.68

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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.