Home / 3,387,098.40-4,672,069.62-2,009,466.78

Finding the Fourth Proportional to 3,387,098.40, 4,672,069.62 and 2,009,466.78

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Solution

The fourth proportional to 3,387,098.40, 4,672,069.62 and 2,009,466.78 is: 2,771,802.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,098.40 : 4,672,069.62 = 2,009,466.78 : x
  2. Step 2: Convert to fraction form
    3,387,098.40/4,672,069.62 = 2,009,466.78/x
  3. Step 3: Cross multiply
    3,387,098.40x = 4,672,069.62 × 2,009,466.78
  4. Step 4: Simplify right side
    3,387,098.40x = 9,388,368,695,237.23
  5. Step 5: Solve for x
    x = 9,388,368,695,237.23/3,387,098.40
  6. Step 6: Final answer
    x = 2,771,802.76

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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.