Home / 2,553,729.53-3,524,039.46-1,392,150.65

Finding the Fourth Proportional to 2,553,729.53, 3,524,039.46 and 1,392,150.65

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Solution

The fourth proportional to 2,553,729.53, 3,524,039.46 and 1,392,150.65 is: 1,921,109.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,729.53 : 3,524,039.46 = 1,392,150.65 : x
  2. Step 2: Convert to fraction form
    2,553,729.53/3,524,039.46 = 1,392,150.65/x
  3. Step 3: Cross multiply
    2,553,729.53x = 3,524,039.46 × 1,392,150.65
  4. Step 4: Simplify right side
    2,553,729.53x = 4,905,993,807,244.45
  5. Step 5: Solve for x
    x = 4,905,993,807,244.45/2,553,729.53
  6. Step 6: Final answer
    x = 1,921,109.40

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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.