Home / 2,814,221.52-4,219,757.64-920,454.48

Finding the Fourth Proportional to 2,814,221.52, 4,219,757.64 and 920,454.48

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Solution

The fourth proportional to 2,814,221.52, 4,219,757.64 and 920,454.48 is: 1,380,166.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814,221.52 : 4,219,757.64 = 920,454.48 : x
  2. Step 2: Convert to fraction form
    2,814,221.52/4,219,757.64 = 920,454.48/x
  3. Step 3: Cross multiply
    2,814,221.52x = 4,219,757.64 × 920,454.48
  4. Step 4: Simplify right side
    2,814,221.52x = 3,884,094,824,252.23
  5. Step 5: Solve for x
    x = 3,884,094,824,252.23/2,814,221.52
  6. Step 6: Final answer
    x = 1,380,166.70

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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.