Home / 1,356,742.40-2,034,523.11-682,402.82

Finding the Fourth Proportional to 1,356,742.40, 2,034,523.11 and 682,402.82

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Solution

The fourth proportional to 1,356,742.40, 2,034,523.11 and 682,402.82 is: 1,023,307.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,742.40 : 2,034,523.11 = 682,402.82 : x
  2. Step 2: Convert to fraction form
    1,356,742.40/2,034,523.11 = 682,402.82/x
  3. Step 3: Cross multiply
    1,356,742.40x = 2,034,523.11 × 682,402.82
  4. Step 4: Simplify right side
    1,356,742.40x = 1,388,364,307,619.17
  5. Step 5: Solve for x
    x = 1,388,364,307,619.17/1,356,742.40
  6. Step 6: Final answer
    x = 1,023,307.23

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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.