Home / 933,209.26-1,398,512.57-705,317.79

Finding the Fourth Proportional to 933,209.26, 1,398,512.57 and 705,317.79

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Solution

The fourth proportional to 933,209.26, 1,398,512.57 and 705,317.79 is: 1,056,993.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,209.26 : 1,398,512.57 = 705,317.79 : x
  2. Step 2: Convert to fraction form
    933,209.26/1,398,512.57 = 705,317.79/x
  3. Step 3: Cross multiply
    933,209.26x = 1,398,512.57 × 705,317.79
  4. Step 4: Simplify right side
    933,209.26x = 986,395,795,159.62
  5. Step 5: Solve for x
    x = 986,395,795,159.62/933,209.26
  6. Step 6: Final answer
    x = 1,056,993.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.