Home / 1,356,742.90-2,034,523.86-682,403.32

Finding the Fourth Proportional to 1,356,742.90, 2,034,523.86 and 682,403.32

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Solution

The fourth proportional to 1,356,742.90, 2,034,523.86 and 682,403.32 is: 1,023,307.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,742.90 : 2,034,523.86 = 682,403.32 : x
  2. Step 2: Convert to fraction form
    1,356,742.90/2,034,523.86 = 682,403.32/x
  3. Step 3: Cross multiply
    1,356,742.90x = 2,034,523.86 × 682,403.32
  4. Step 4: Simplify right side
    1,356,742.90x = 1,388,365,836,683.22
  5. Step 5: Solve for x
    x = 1,388,365,836,683.22/1,356,742.90
  6. Step 6: Final answer
    x = 1,023,307.98

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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.