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Finding the Fourth Proportional to 4,404,764.06, 6,607,133.31 and 1,209,893.30

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Solution

The fourth proportional to 4,404,764.06, 6,607,133.31 and 1,209,893.30 is: 1,814,836.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,404,764.06 : 6,607,133.31 = 1,209,893.30 : x
  2. Step 2: Convert to fraction form
    4,404,764.06/6,607,133.31 = 1,209,893.30/x
  3. Step 3: Cross multiply
    4,404,764.06x = 6,607,133.31 × 1,209,893.30
  4. Step 4: Simplify right side
    4,404,764.06x = 7,993,926,290,940.16
  5. Step 5: Solve for x
    x = 7,993,926,290,940.16/4,404,764.06
  6. Step 6: Final answer
    x = 1,814,836.43

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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.