Home / 1,339,126.46-1,848,288.76-880,283.42

Finding the Fourth Proportional to 1,339,126.46, 1,848,288.76 and 880,283.42

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Solution

The fourth proportional to 1,339,126.46, 1,848,288.76 and 880,283.42 is: 1,214,984.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,126.46 : 1,848,288.76 = 880,283.42 : x
  2. Step 2: Convert to fraction form
    1,339,126.46/1,848,288.76 = 880,283.42/x
  3. Step 3: Cross multiply
    1,339,126.46x = 1,848,288.76 × 880,283.42
  4. Step 4: Simplify right side
    1,339,126.46x = 1,627,017,950,800.36
  5. Step 5: Solve for x
    x = 1,627,017,950,800.36/1,339,126.46
  6. Step 6: Final answer
    x = 1,214,984.54

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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.