Home / 3,653,698.80-5,481,325.80-1,129,609.20

Finding the Fourth Proportional to 3,653,698.80, 5,481,325.80 and 1,129,609.20

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Solution

The fourth proportional to 3,653,698.80, 5,481,325.80 and 1,129,609.20 is: 1,694,654.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,698.80 : 5,481,325.80 = 1,129,609.20 : x
  2. Step 2: Convert to fraction form
    3,653,698.80/5,481,325.80 = 1,129,609.20/x
  3. Step 3: Cross multiply
    3,653,698.80x = 5,481,325.80 × 1,129,609.20
  4. Step 4: Simplify right side
    3,653,698.80x = 6,191,756,051,877.36
  5. Step 5: Solve for x
    x = 6,191,756,051,877.36/3,653,698.80
  6. Step 6: Final answer
    x = 1,694,654.21

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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.