Home / 1,002,051.20-1,504,243.20-603,142.40

Finding the Fourth Proportional to 1,002,051.20, 1,504,243.20 and 603,142.40

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Solution

The fourth proportional to 1,002,051.20, 1,504,243.20 and 603,142.40 is: 905,415.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,051.20 : 1,504,243.20 = 603,142.40 : x
  2. Step 2: Convert to fraction form
    1,002,051.20/1,504,243.20 = 603,142.40/x
  3. Step 3: Cross multiply
    1,002,051.20x = 1,504,243.20 × 603,142.40
  4. Step 4: Simplify right side
    1,002,051.20x = 907,272,853,831.68
  5. Step 5: Solve for x
    x = 907,272,853,831.68/1,002,051.20
  6. Step 6: Final answer
    x = 905,415.67

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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.