Home / 1,310,010.30-1,960,349.85-908,768.70

Finding the Fourth Proportional to 1,310,010.30, 1,960,349.85 and 908,768.70

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Solution

The fourth proportional to 1,310,010.30, 1,960,349.85 and 908,768.70 is: 1,359,916.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,010.30 : 1,960,349.85 = 908,768.70 : x
  2. Step 2: Convert to fraction form
    1,310,010.30/1,960,349.85 = 908,768.70/x
  3. Step 3: Cross multiply
    1,310,010.30x = 1,960,349.85 × 908,768.70
  4. Step 4: Simplify right side
    1,310,010.30x = 1,781,504,584,729.70
  5. Step 5: Solve for x
    x = 1,781,504,584,729.70/1,310,010.30
  6. Step 6: Final answer
    x = 1,359,916.47

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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.