Home / 1,242,233.13-1,714,241.72-698,391.75

Finding the Fourth Proportional to 1,242,233.13, 1,714,241.72 and 698,391.75

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Solution

The fourth proportional to 1,242,233.13, 1,714,241.72 and 698,391.75 is: 963,758.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,233.13 : 1,714,241.72 = 698,391.75 : x
  2. Step 2: Convert to fraction form
    1,242,233.13/1,714,241.72 = 698,391.75/x
  3. Step 3: Cross multiply
    1,242,233.13x = 1,714,241.72 × 698,391.75
  4. Step 4: Simplify right side
    1,242,233.13x = 1,197,212,271,261.85
  5. Step 5: Solve for x
    x = 1,197,212,271,261.85/1,242,233.13
  6. Step 6: Final answer
    x = 963,758.12

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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.