Home / 1,470.42-2,194.63-1,446.12

Finding the Fourth Proportional to 1,470.42, 2,194.63 and 1,446.12

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Solution

The fourth proportional to 1,470.42, 2,194.63 and 1,446.12 is: 2,158.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470.42 : 2,194.63 = 1,446.12 : x
  2. Step 2: Convert to fraction form
    1,470.42/2,194.63 = 1,446.12/x
  3. Step 3: Cross multiply
    1,470.42x = 2,194.63 × 1,446.12
  4. Step 4: Simplify right side
    1,470.42x = 3,173,694.72
  5. Step 5: Solve for x
    x = 3,173,694.72/1,470.42
  6. Step 6: Final answer
    x = 2,158.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.