Home / 1,206,642.06-1,665,456.04-690,695.04

Finding the Fourth Proportional to 1,206,642.06, 1,665,456.04 and 690,695.04

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Solution

The fourth proportional to 1,206,642.06, 1,665,456.04 and 690,695.04 is: 953,325.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,642.06 : 1,665,456.04 = 690,695.04 : x
  2. Step 2: Convert to fraction form
    1,206,642.06/1,665,456.04 = 690,695.04/x
  3. Step 3: Cross multiply
    1,206,642.06x = 1,665,456.04 × 690,695.04
  4. Step 4: Simplify right side
    1,206,642.06x = 1,150,322,226,166.04
  5. Step 5: Solve for x
    x = 1,150,322,226,166.04/1,206,642.06
  6. Step 6: Final answer
    x = 953,325.15

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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.