Home / 1,066,671.04-1,471,977.76-631,110.88

Finding the Fourth Proportional to 1,066,671.04, 1,471,977.76 and 631,110.88

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Solution

The fourth proportional to 1,066,671.04, 1,471,977.76 and 631,110.88 is: 870,916.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,671.04 : 1,471,977.76 = 631,110.88 : x
  2. Step 2: Convert to fraction form
    1,066,671.04/1,471,977.76 = 631,110.88/x
  3. Step 3: Cross multiply
    1,066,671.04x = 1,471,977.76 × 631,110.88
  4. Step 4: Simplify right side
    1,066,671.04x = 928,981,179,454.03
  5. Step 5: Solve for x
    x = 928,981,179,454.03/1,066,671.04
  6. Step 6: Final answer
    x = 870,916.28

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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.