Home / 2,657,876.80-3,668,220.48-1,511,735.80

Finding the Fourth Proportional to 2,657,876.80, 3,668,220.48 and 1,511,735.80

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Solution

The fourth proportional to 2,657,876.80, 3,668,220.48 and 1,511,735.80 is: 2,086,394.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,876.80 : 3,668,220.48 = 1,511,735.80 : x
  2. Step 2: Convert to fraction form
    2,657,876.80/3,668,220.48 = 1,511,735.80/x
  3. Step 3: Cross multiply
    2,657,876.80x = 3,668,220.48 × 1,511,735.80
  4. Step 4: Simplify right side
    2,657,876.80x = 5,545,380,221,909.18
  5. Step 5: Solve for x
    x = 5,545,380,221,909.18/2,657,876.80
  6. Step 6: Final answer
    x = 2,086,394.76

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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.