Home / 1,419,316.38-2,129,004.79-508,558.32

Finding the Fourth Proportional to 1,419,316.38, 2,129,004.79 and 508,558.32

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Solution

The fourth proportional to 1,419,316.38, 2,129,004.79 and 508,558.32 is: 762,848.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,316.38 : 2,129,004.79 = 508,558.32 : x
  2. Step 2: Convert to fraction form
    1,419,316.38/2,129,004.79 = 508,558.32/x
  3. Step 3: Cross multiply
    1,419,316.38x = 2,129,004.79 × 508,558.32
  4. Step 4: Simplify right side
    1,419,316.38x = 1,082,723,099,274.35
  5. Step 5: Solve for x
    x = 1,082,723,099,274.35/1,419,316.38
  6. Step 6: Final answer
    x = 762,848.31

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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.