Home / 3,641,223.37-5,457,267.91-1,931,145.86

Finding the Fourth Proportional to 3,641,223.37, 5,457,267.91 and 1,931,145.86

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Solution

The fourth proportional to 3,641,223.37, 5,457,267.91 and 1,931,145.86 is: 2,894,296.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641,223.37 : 5,457,267.91 = 1,931,145.86 : x
  2. Step 2: Convert to fraction form
    3,641,223.37/5,457,267.91 = 1,931,145.86/x
  3. Step 3: Cross multiply
    3,641,223.37x = 5,457,267.91 × 1,931,145.86
  4. Step 4: Simplify right side
    3,641,223.37x = 10,538,780,340,122.66
  5. Step 5: Solve for x
    x = 10,538,780,340,122.66/3,641,223.37
  6. Step 6: Final answer
    x = 2,894,296.58

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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.