Home / 1,206,641.06-1,665,454.66-690,694.04

Finding the Fourth Proportional to 1,206,641.06, 1,665,454.66 and 690,694.04

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Solution

The fourth proportional to 1,206,641.06, 1,665,454.66 and 690,694.04 is: 953,323.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,641.06 : 1,665,454.66 = 690,694.04 : x
  2. Step 2: Convert to fraction form
    1,206,641.06/1,665,454.66 = 690,694.04/x
  3. Step 3: Cross multiply
    1,206,641.06x = 1,665,454.66 × 690,694.04
  4. Step 4: Simplify right side
    1,206,641.06x = 1,150,319,607,552.23
  5. Step 5: Solve for x
    x = 1,150,319,607,552.23/1,206,641.06
  6. Step 6: Final answer
    x = 953,323.77

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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.