Home / 3,974,831.49-5,962,249.26-1,279,156.50

Finding the Fourth Proportional to 3,974,831.49, 5,962,249.26 and 1,279,156.50

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Solution

The fourth proportional to 3,974,831.49, 5,962,249.26 and 1,279,156.50 is: 1,918,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,831.49 : 5,962,249.26 = 1,279,156.50 : x
  2. Step 2: Convert to fraction form
    3,974,831.49/5,962,249.26 = 1,279,156.50/x
  3. Step 3: Cross multiply
    3,974,831.49x = 5,962,249.26 × 1,279,156.50
  4. Step 4: Simplify right side
    3,974,831.49x = 7,626,649,895,549.19
  5. Step 5: Solve for x
    x = 7,626,649,895,549.19/3,974,831.49
  6. Step 6: Final answer
    x = 1,918,735.40

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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.