Home / 3,658,405.04-5,485,628.28-2,905,092.88

Finding the Fourth Proportional to 3,658,405.04, 5,485,628.28 and 2,905,092.88

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Solution

The fourth proportional to 3,658,405.04, 5,485,628.28 and 2,905,092.88 is: 4,356,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658,405.04 : 5,485,628.28 = 2,905,092.88 : x
  2. Step 2: Convert to fraction form
    3,658,405.04/5,485,628.28 = 2,905,092.88/x
  3. Step 3: Cross multiply
    3,658,405.04x = 5,485,628.28 × 2,905,092.88
  4. Step 4: Simplify right side
    3,658,405.04x = 15,936,259,658,554.65
  5. Step 5: Solve for x
    x = 15,936,259,658,554.65/3,658,405.04
  6. Step 6: Final answer
    x = 4,356,067.60

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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.