Home / 1,279,667.46-1,920,682.02-649,024.14

Finding the Fourth Proportional to 1,279,667.46, 1,920,682.02 and 649,024.14

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Solution

The fourth proportional to 1,279,667.46, 1,920,682.02 and 649,024.14 is: 974,135.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,667.46 : 1,920,682.02 = 649,024.14 : x
  2. Step 2: Convert to fraction form
    1,279,667.46/1,920,682.02 = 649,024.14/x
  3. Step 3: Cross multiply
    1,279,667.46x = 1,920,682.02 × 649,024.14
  4. Step 4: Simplify right side
    1,279,667.46x = 1,246,568,996,243.96
  5. Step 5: Solve for x
    x = 1,246,568,996,243.96/1,279,667.46
  6. Step 6: Final answer
    x = 974,135.11

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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.