Home / 1,066,272.66-1,471,219.20-613,563.66

Finding the Fourth Proportional to 1,066,272.66, 1,471,219.20 and 613,563.66

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Solution

The fourth proportional to 1,066,272.66, 1,471,219.20 and 613,563.66 is: 846,581.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,272.66 : 1,471,219.20 = 613,563.66 : x
  2. Step 2: Convert to fraction form
    1,066,272.66/1,471,219.20 = 613,563.66/x
  3. Step 3: Cross multiply
    1,066,272.66x = 1,471,219.20 × 613,563.66
  4. Step 4: Simplify right side
    1,066,272.66x = 902,686,637,014.27
  5. Step 5: Solve for x
    x = 902,686,637,014.27/1,066,272.66
  6. Step 6: Final answer
    x = 846,581.43

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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.