Home / 1,270,027.75-1,905,373.61-737,036.41

Finding the Fourth Proportional to 1,270,027.75, 1,905,373.61 and 737,036.41

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Solution

The fourth proportional to 1,270,027.75, 1,905,373.61 and 737,036.41 is: 1,105,747.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,027.75 : 1,905,373.61 = 737,036.41 : x
  2. Step 2: Convert to fraction form
    1,270,027.75/1,905,373.61 = 737,036.41/x
  3. Step 3: Cross multiply
    1,270,027.75x = 1,905,373.61 × 737,036.41
  4. Step 4: Simplify right side
    1,270,027.75x = 1,404,329,712,011.09
  5. Step 5: Solve for x
    x = 1,404,329,712,011.09/1,270,027.75
  6. Step 6: Final answer
    x = 1,105,747.27

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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.