Home / 2,599.01-3,586.49-1,420.05

Finding the Fourth Proportional to 2,599.01, 3,586.49 and 1,420.05

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Solution

The fourth proportional to 2,599.01, 3,586.49 and 1,420.05 is: 1,959.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599.01 : 3,586.49 = 1,420.05 : x
  2. Step 2: Convert to fraction form
    2,599.01/3,586.49 = 1,420.05/x
  3. Step 3: Cross multiply
    2,599.01x = 3,586.49 × 1,420.05
  4. Step 4: Simplify right side
    2,599.01x = 5,092,988.02
  5. Step 5: Solve for x
    x = 5,092,988.02/2,599.01
  6. Step 6: Final answer
    x = 1,959.59

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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.