Home / 1,682,551.28-2,519,803.44-970,420.34

Finding the Fourth Proportional to 1,682,551.28, 2,519,803.44 and 970,420.34

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Solution

The fourth proportional to 1,682,551.28, 2,519,803.44 and 970,420.34 is: 1,453,309.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,551.28 : 2,519,803.44 = 970,420.34 : x
  2. Step 2: Convert to fraction form
    1,682,551.28/2,519,803.44 = 970,420.34/x
  3. Step 3: Cross multiply
    1,682,551.28x = 2,519,803.44 × 970,420.34
  4. Step 4: Simplify right side
    1,682,551.28x = 2,445,268,510,977.97
  5. Step 5: Solve for x
    x = 2,445,268,510,977.97/1,682,551.28
  6. Step 6: Final answer
    x = 1,453,309.95

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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.