Home / 1,755,006.70-2,632,510.05-1,276,709.80

Finding the Fourth Proportional to 1,755,006.70, 2,632,510.05 and 1,276,709.80

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Solution

The fourth proportional to 1,755,006.70, 2,632,510.05 and 1,276,709.80 is: 1,915,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,006.70 : 2,632,510.05 = 1,276,709.80 : x
  2. Step 2: Convert to fraction form
    1,755,006.70/2,632,510.05 = 1,276,709.80/x
  3. Step 3: Cross multiply
    1,755,006.70x = 2,632,510.05 × 1,276,709.80
  4. Step 4: Simplify right side
    1,755,006.70x = 3,360,951,379,433.49
  5. Step 5: Solve for x
    x = 3,360,951,379,433.49/1,755,006.70
  6. Step 6: Final answer
    x = 1,915,064.70

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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.