Home / 1,452,131.40-2,178,197.10-922,002.60

Finding the Fourth Proportional to 1,452,131.40, 2,178,197.10 and 922,002.60

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Solution

The fourth proportional to 1,452,131.40, 2,178,197.10 and 922,002.60 is: 1,383,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,131.40 : 2,178,197.10 = 922,002.60 : x
  2. Step 2: Convert to fraction form
    1,452,131.40/2,178,197.10 = 922,002.60/x
  3. Step 3: Cross multiply
    1,452,131.40x = 2,178,197.10 × 922,002.60
  4. Step 4: Simplify right side
    1,452,131.40x = 2,008,303,389,512.46
  5. Step 5: Solve for x
    x = 2,008,303,389,512.46/1,452,131.40
  6. Step 6: Final answer
    x = 1,383,003.90

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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.