Home / 3,998,290.08-5,511,901.05-2,850,377.52

Finding the Fourth Proportional to 3,998,290.08, 5,511,901.05 and 2,850,377.52

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Solution

The fourth proportional to 3,998,290.08, 5,511,901.05 and 2,850,377.52 is: 3,929,429.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,290.08 : 5,511,901.05 = 2,850,377.52 : x
  2. Step 2: Convert to fraction form
    3,998,290.08/5,511,901.05 = 2,850,377.52/x
  3. Step 3: Cross multiply
    3,998,290.08x = 5,511,901.05 × 2,850,377.52
  4. Step 4: Simplify right side
    3,998,290.08x = 15,710,998,845,384.40
  5. Step 5: Solve for x
    x = 15,710,998,845,384.40/3,998,290.08
  6. Step 6: Final answer
    x = 3,929,429.46

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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.