Home / 1,670,695.66-2,507,097.70-711,149.73

Finding the Fourth Proportional to 1,670,695.66, 2,507,097.70 and 711,149.73

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Solution

The fourth proportional to 1,670,695.66, 2,507,097.70 and 711,149.73 is: 1,067,173.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,695.66 : 2,507,097.70 = 711,149.73 : x
  2. Step 2: Convert to fraction form
    1,670,695.66/2,507,097.70 = 711,149.73/x
  3. Step 3: Cross multiply
    1,670,695.66x = 2,507,097.70 × 711,149.73
  4. Step 4: Simplify right side
    1,670,695.66x = 1,782,921,858,050.96
  5. Step 5: Solve for x
    x = 1,782,921,858,050.96/1,670,695.66
  6. Step 6: Final answer
    x = 1,067,173.33

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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.