Home / 1,436,971.86-2,154,831.80-412,076.03

Finding the Fourth Proportional to 1,436,971.86, 2,154,831.80 and 412,076.03

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Solution

The fourth proportional to 1,436,971.86, 2,154,831.80 and 412,076.03 is: 617,934.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,971.86 : 2,154,831.80 = 412,076.03 : x
  2. Step 2: Convert to fraction form
    1,436,971.86/2,154,831.80 = 412,076.03/x
  3. Step 3: Cross multiply
    1,436,971.86x = 2,154,831.80 × 412,076.03
  4. Step 4: Simplify right side
    1,436,971.86x = 887,954,520,627.22
  5. Step 5: Solve for x
    x = 887,954,520,627.22/1,436,971.86
  6. Step 6: Final answer
    x = 617,934.52

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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.