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Finding the Fourth Proportional to 7,498,701, 11,249,969.58 and 2,179,917

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Solution

The fourth proportional to 7,498,701, 11,249,969.58 and 2,179,917 is: 3,270,433.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498,701 : 11,249,969.58 = 2,179,917 : x
  2. Step 2: Convert to fraction form
    7,498,701/11,249,969.58 = 2,179,917/x
  3. Step 3: Cross multiply
    7,498,701x = 11,249,969.58 × 2,179,917
  4. Step 4: Simplify right side
    7,498,701x = 24,523,999,936,924.86
  5. Step 5: Solve for x
    x = 24,523,999,936,924.86/7,498,701
  6. Step 6: Final answer
    x = 3,270,433.10

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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.