Home / 3,653,185.80-5,490,276.30-3,191,291.40

Finding the Fourth Proportional to 3,653,185.80, 5,490,276.30 and 3,191,291.40

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Solution

The fourth proportional to 3,653,185.80, 5,490,276.30 and 3,191,291.40 is: 4,796,107.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,185.80 : 5,490,276.30 = 3,191,291.40 : x
  2. Step 2: Convert to fraction form
    3,653,185.80/5,490,276.30 = 3,191,291.40/x
  3. Step 3: Cross multiply
    3,653,185.80x = 5,490,276.30 × 3,191,291.40
  4. Step 4: Simplify right side
    3,653,185.80x = 17,521,071,539,813.82
  5. Step 5: Solve for x
    x = 17,521,071,539,813.82/3,653,185.80
  6. Step 6: Final answer
    x = 4,796,107.42

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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.