Home / 3,545,234.36-5,319,191.60-1,387,801.25

Finding the Fourth Proportional to 3,545,234.36, 5,319,191.60 and 1,387,801.25

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Solution

The fourth proportional to 3,545,234.36, 5,319,191.60 and 1,387,801.25 is: 2,082,226.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,234.36 : 5,319,191.60 = 1,387,801.25 : x
  2. Step 2: Convert to fraction form
    3,545,234.36/5,319,191.60 = 1,387,801.25/x
  3. Step 3: Cross multiply
    3,545,234.36x = 5,319,191.60 × 1,387,801.25
  4. Step 4: Simplify right side
    3,545,234.36x = 7,381,980,717,934.54
  5. Step 5: Solve for x
    x = 7,381,980,717,934.54/3,545,234.36
  6. Step 6: Final answer
    x = 2,082,226.44

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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.