Home / 1,816.41-2,503.96-1,417.62

Finding the Fourth Proportional to 1,816.41, 2,503.96 and 1,417.62

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Solution

The fourth proportional to 1,816.41, 2,503.96 and 1,417.62 is: 1,954.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.41 : 2,503.96 = 1,417.62 : x
  2. Step 2: Convert to fraction form
    1,816.41/2,503.96 = 1,417.62/x
  3. Step 3: Cross multiply
    1,816.41x = 2,503.96 × 1,417.62
  4. Step 4: Simplify right side
    1,816.41x = 3,549,663.78
  5. Step 5: Solve for x
    x = 3,549,663.78/1,816.41
  6. Step 6: Final answer
    x = 1,954.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.