Home / 1,500,936.88-2,071,293.32-812,608.60

Finding the Fourth Proportional to 1,500,936.88, 2,071,293.32 and 812,608.60

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Solution

The fourth proportional to 1,500,936.88, 2,071,293.32 and 812,608.60 is: 1,121,400.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,936.88 : 2,071,293.32 = 812,608.60 : x
  2. Step 2: Convert to fraction form
    1,500,936.88/2,071,293.32 = 812,608.60/x
  3. Step 3: Cross multiply
    1,500,936.88x = 2,071,293.32 × 812,608.60
  4. Step 4: Simplify right side
    1,500,936.88x = 1,683,150,764,954.55
  5. Step 5: Solve for x
    x = 1,683,150,764,954.55/1,500,936.88
  6. Step 6: Final answer
    x = 1,121,400.10

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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.