Home / 4,511,808.76-6,766,139.04-1,815,435.40

Finding the Fourth Proportional to 4,511,808.76, 6,766,139.04 and 1,815,435.40

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Solution

The fourth proportional to 4,511,808.76, 6,766,139.04 and 1,815,435.40 is: 2,722,519.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,511,808.76 : 6,766,139.04 = 1,815,435.40 : x
  2. Step 2: Convert to fraction form
    4,511,808.76/6,766,139.04 = 1,815,435.40/x
  3. Step 3: Cross multiply
    4,511,808.76x = 6,766,139.04 × 1,815,435.40
  4. Step 4: Simplify right side
    4,511,808.76x = 12,283,488,334,538.02
  5. Step 5: Solve for x
    x = 12,283,488,334,538.02/4,511,808.76
  6. Step 6: Final answer
    x = 2,722,519.72

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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.