Home / 1,670,731.17-2,507,151.03-711,185.39

Finding the Fourth Proportional to 1,670,731.17, 2,507,151.03 and 711,185.39

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Solution

The fourth proportional to 1,670,731.17, 2,507,151.03 and 711,185.39 is: 1,067,226.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,731.17 : 2,507,151.03 = 711,185.39 : x
  2. Step 2: Convert to fraction form
    1,670,731.17/2,507,151.03 = 711,185.39/x
  3. Step 3: Cross multiply
    1,670,731.17x = 2,507,151.03 × 711,185.39
  4. Step 4: Simplify right side
    1,670,731.17x = 1,783,049,183,059.45
  5. Step 5: Solve for x
    x = 1,783,049,183,059.45/1,670,731.17
  6. Step 6: Final answer
    x = 1,067,226.86

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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.