Home / 1,066,382.96-1,471,563.80-631,082.48

Finding the Fourth Proportional to 1,066,382.96, 1,471,563.80 and 631,082.48

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Solution

The fourth proportional to 1,066,382.96, 1,471,563.80 and 631,082.48 is: 870,867.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,382.96 : 1,471,563.80 = 631,082.48 : x
  2. Step 2: Convert to fraction form
    1,066,382.96/1,471,563.80 = 631,082.48/x
  3. Step 3: Cross multiply
    1,066,382.96x = 1,471,563.80 × 631,082.48
  4. Step 4: Simplify right side
    1,066,382.96x = 928,678,132,382.22
  5. Step 5: Solve for x
    x = 928,678,132,382.22/1,066,382.96
  6. Step 6: Final answer
    x = 870,867.38

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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.