Home / 1,740.30-2,401.83-1,077.18

Finding the Fourth Proportional to 1,740.30, 2,401.83 and 1,077.18

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Solution

The fourth proportional to 1,740.30, 2,401.83 and 1,077.18 is: 1,486.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.30 : 2,401.83 = 1,077.18 : x
  2. Step 2: Convert to fraction form
    1,740.30/2,401.83 = 1,077.18/x
  3. Step 3: Cross multiply
    1,740.30x = 2,401.83 × 1,077.18
  4. Step 4: Simplify right side
    1,740.30x = 2,587,203.24
  5. Step 5: Solve for x
    x = 2,587,203.24/1,740.30
  6. Step 6: Final answer
    x = 1,486.64

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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.