Home / 1,302,414.53-1,796,343.68-1,140,989.33

Finding the Fourth Proportional to 1,302,414.53, 1,796,343.68 and 1,140,989.33

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Solution

The fourth proportional to 1,302,414.53, 1,796,343.68 and 1,140,989.33 is: 1,573,699.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,414.53 : 1,796,343.68 = 1,140,989.33 : x
  2. Step 2: Convert to fraction form
    1,302,414.53/1,796,343.68 = 1,140,989.33/x
  3. Step 3: Cross multiply
    1,302,414.53x = 1,796,343.68 × 1,140,989.33
  4. Step 4: Simplify right side
    1,302,414.53x = 2,049,608,962,911.22
  5. Step 5: Solve for x
    x = 2,049,608,962,911.22/1,302,414.53
  6. Step 6: Final answer
    x = 1,573,699.40

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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.