Home / 2,385,373.12-3,291,829.44-1,297,654.72

Finding the Fourth Proportional to 2,385,373.12, 3,291,829.44 and 1,297,654.72

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Solution

The fourth proportional to 2,385,373.12, 3,291,829.44 and 1,297,654.72 is: 1,790,771.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,373.12 : 3,291,829.44 = 1,297,654.72 : x
  2. Step 2: Convert to fraction form
    2,385,373.12/3,291,829.44 = 1,297,654.72/x
  3. Step 3: Cross multiply
    2,385,373.12x = 3,291,829.44 × 1,297,654.72
  4. Step 4: Simplify right side
    2,385,373.12x = 4,271,658,010,250.96
  5. Step 5: Solve for x
    x = 4,271,658,010,250.96/2,385,373.12
  6. Step 6: Final answer
    x = 1,790,771.42

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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.