Home / 3,784,505.19-5,672,771.28-1,887,260.82

Finding the Fourth Proportional to 3,784,505.19, 5,672,771.28 and 1,887,260.82

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Solution

The fourth proportional to 3,784,505.19, 5,672,771.28 and 1,887,260.82 is: 2,828,903.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,505.19 : 5,672,771.28 = 1,887,260.82 : x
  2. Step 2: Convert to fraction form
    3,784,505.19/5,672,771.28 = 1,887,260.82/x
  3. Step 3: Cross multiply
    3,784,505.19x = 5,672,771.28 × 1,887,260.82
  4. Step 4: Simplify right side
    3,784,505.19x = 10,705,998,977,565.25
  5. Step 5: Solve for x
    x = 10,705,998,977,565.25/3,784,505.19
  6. Step 6: Final answer
    x = 2,828,903.24

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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.