Home / 1,412.34-2,119.25-1,004.10

Finding the Fourth Proportional to 1,412.34, 2,119.25 and 1,004.10

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Solution

The fourth proportional to 1,412.34, 2,119.25 and 1,004.10 is: 1,506.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412.34 : 2,119.25 = 1,004.10 : x
  2. Step 2: Convert to fraction form
    1,412.34/2,119.25 = 1,004.10/x
  3. Step 3: Cross multiply
    1,412.34x = 2,119.25 × 1,004.10
  4. Step 4: Simplify right side
    1,412.34x = 2,127,938.93
  5. Step 5: Solve for x
    x = 2,127,938.93/1,412.34
  6. Step 6: Final answer
    x = 1,506.68

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.