Home / 2,821,247.25-3,893,417.52-1,580,909.94

Finding the Fourth Proportional to 2,821,247.25, 3,893,417.52 and 1,580,909.94

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Solution

The fourth proportional to 2,821,247.25, 3,893,417.52 and 1,580,909.94 is: 2,181,709.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,247.25 : 3,893,417.52 = 1,580,909.94 : x
  2. Step 2: Convert to fraction form
    2,821,247.25/3,893,417.52 = 1,580,909.94/x
  3. Step 3: Cross multiply
    2,821,247.25x = 3,893,417.52 × 1,580,909.94
  4. Step 4: Simplify right side
    2,821,247.25x = 6,155,142,457,938.15
  5. Step 5: Solve for x
    x = 6,155,142,457,938.15/2,821,247.25
  6. Step 6: Final answer
    x = 2,181,709.69

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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.