Home / 1,606.32-2,405.37-1,423.16

Finding the Fourth Proportional to 1,606.32, 2,405.37 and 1,423.16

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Solution

The fourth proportional to 1,606.32, 2,405.37 and 1,423.16 is: 2,131.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606.32 : 2,405.37 = 1,423.16 : x
  2. Step 2: Convert to fraction form
    1,606.32/2,405.37 = 1,423.16/x
  3. Step 3: Cross multiply
    1,606.32x = 2,405.37 × 1,423.16
  4. Step 4: Simplify right side
    1,606.32x = 3,423,226.37
  5. Step 5: Solve for x
    x = 3,423,226.37/1,606.32
  6. Step 6: Final answer
    x = 2,131.10

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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.