Home / 1,617,460.56-2,231,694.30-1,066,115.16

Finding the Fourth Proportional to 1,617,460.56, 2,231,694.30 and 1,066,115.16

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Solution

The fourth proportional to 1,617,460.56, 2,231,694.30 and 1,066,115.16 is: 1,470,974.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,460.56 : 2,231,694.30 = 1,066,115.16 : x
  2. Step 2: Convert to fraction form
    1,617,460.56/2,231,694.30 = 1,066,115.16/x
  3. Step 3: Cross multiply
    1,617,460.56x = 2,231,694.30 × 1,066,115.16
  4. Step 4: Simplify right side
    1,617,460.56x = 2,379,243,125,715.59
  5. Step 5: Solve for x
    x = 2,379,243,125,715.59/1,617,460.56
  6. Step 6: Final answer
    x = 1,470,974.43

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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.