Home / 3,872,308.25-5,808,826.64-1,139,857.47

Finding the Fourth Proportional to 3,872,308.25, 5,808,826.64 and 1,139,857.47

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Solution

The fourth proportional to 3,872,308.25, 5,808,826.64 and 1,139,857.47 is: 1,709,893.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,872,308.25 : 5,808,826.64 = 1,139,857.47 : x
  2. Step 2: Convert to fraction form
    3,872,308.25/5,808,826.64 = 1,139,857.47/x
  3. Step 3: Cross multiply
    3,872,308.25x = 5,808,826.64 × 1,139,857.47
  4. Step 4: Simplify right side
    3,872,308.25x = 6,621,234,440,388.65
  5. Step 5: Solve for x
    x = 6,621,234,440,388.65/3,872,308.25
  6. Step 6: Final answer
    x = 1,709,893.43

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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.