Home / 2,045,372.88-2,822,710.68-1,139,961.36

Finding the Fourth Proportional to 2,045,372.88, 2,822,710.68 and 1,139,961.36

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Solution

The fourth proportional to 2,045,372.88, 2,822,710.68 and 1,139,961.36 is: 1,573,200.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,372.88 : 2,822,710.68 = 1,139,961.36 : x
  2. Step 2: Convert to fraction form
    2,045,372.88/2,822,710.68 = 1,139,961.36/x
  3. Step 3: Cross multiply
    2,045,372.88x = 2,822,710.68 × 1,139,961.36
  4. Step 4: Simplify right side
    2,045,372.88x = 3,217,781,105,659.33
  5. Step 5: Solve for x
    x = 3,217,781,105,659.33/2,045,372.88
  6. Step 6: Final answer
    x = 1,573,200.24

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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.