Home / 1,419,997.23-2,129,980.45-1,134,347.69

Finding the Fourth Proportional to 1,419,997.23, 2,129,980.45 and 1,134,347.69

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Solution

The fourth proportional to 1,419,997.23, 2,129,980.45 and 1,134,347.69 is: 1,701,509.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,997.23 : 2,129,980.45 = 1,134,347.69 : x
  2. Step 2: Convert to fraction form
    1,419,997.23/2,129,980.45 = 1,134,347.69/x
  3. Step 3: Cross multiply
    1,419,997.23x = 2,129,980.45 × 1,134,347.69
  4. Step 4: Simplify right side
    1,419,997.23x = 2,416,138,403,202.66
  5. Step 5: Solve for x
    x = 2,416,138,403,202.66/1,419,997.23
  6. Step 6: Final answer
    x = 1,701,509.24

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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.