Home / 1,303,016.78-1,798,229.52-751,527.40

Finding the Fourth Proportional to 1,303,016.78, 1,798,229.52 and 751,527.40

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Solution

The fourth proportional to 1,303,016.78, 1,798,229.52 and 751,527.40 is: 1,037,146.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,016.78 : 1,798,229.52 = 751,527.40 : x
  2. Step 2: Convert to fraction form
    1,303,016.78/1,798,229.52 = 751,527.40/x
  3. Step 3: Cross multiply
    1,303,016.78x = 1,798,229.52 × 751,527.40
  4. Step 4: Simplify right side
    1,303,016.78x = 1,351,418,755,768.85
  5. Step 5: Solve for x
    x = 1,351,418,755,768.85/1,303,016.78
  6. Step 6: Final answer
    x = 1,037,146.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.