Home / 980,371.89-1,471,817.22-755,874.93

Finding the Fourth Proportional to 980,371.89, 1,471,817.22 and 755,874.93

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Solution

The fourth proportional to 980,371.89, 1,471,817.22 and 755,874.93 is: 1,134,783.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,371.89 : 1,471,817.22 = 755,874.93 : x
  2. Step 2: Convert to fraction form
    980,371.89/1,471,817.22 = 755,874.93/x
  3. Step 3: Cross multiply
    980,371.89x = 1,471,817.22 × 755,874.93
  4. Step 4: Simplify right side
    980,371.89x = 1,112,509,738,140.29
  5. Step 5: Solve for x
    x = 1,112,509,738,140.29/980,371.89
  6. Step 6: Final answer
    x = 1,134,783.39

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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.