Home / 4,481,784.90-6,721,802.55-1,489,968.90

Finding the Fourth Proportional to 4,481,784.90, 6,721,802.55 and 1,489,968.90

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Solution

The fourth proportional to 4,481,784.90, 6,721,802.55 and 1,489,968.90 is: 2,234,662.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481,784.90 : 6,721,802.55 = 1,489,968.90 : x
  2. Step 2: Convert to fraction form
    4,481,784.90/6,721,802.55 = 1,489,968.90/x
  3. Step 3: Cross multiply
    4,481,784.90x = 6,721,802.55 × 1,489,968.90
  4. Step 4: Simplify right side
    4,481,784.90x = 10,015,276,751,440.69
  5. Step 5: Solve for x
    x = 10,015,276,751,440.69/4,481,784.90
  6. Step 6: Final answer
    x = 2,234,662.52

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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.