Home / 1,632,536.60-2,449,971.30-686,586.20

Finding the Fourth Proportional to 1,632,536.60, 2,449,971.30 and 686,586.20

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Solution

The fourth proportional to 1,632,536.60, 2,449,971.30 and 686,586.20 is: 1,030,369.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,536.60 : 2,449,971.30 = 686,586.20 : x
  2. Step 2: Convert to fraction form
    1,632,536.60/2,449,971.30 = 686,586.20/x
  3. Step 3: Cross multiply
    1,632,536.60x = 2,449,971.30 × 686,586.20
  4. Step 4: Simplify right side
    1,632,536.60x = 1,682,116,484,976.06
  5. Step 5: Solve for x
    x = 1,682,116,484,976.06/1,632,536.60
  6. Step 6: Final answer
    x = 1,030,369.85

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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.