Home / 1,492,236.64-2,059,286.64-813,172.96

Finding the Fourth Proportional to 1,492,236.64, 2,059,286.64 and 813,172.96

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Solution

The fourth proportional to 1,492,236.64, 2,059,286.64 and 813,172.96 is: 1,122,178.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,236.64 : 2,059,286.64 = 813,172.96 : x
  2. Step 2: Convert to fraction form
    1,492,236.64/2,059,286.64 = 813,172.96/x
  3. Step 3: Cross multiply
    1,492,236.64x = 2,059,286.64 × 813,172.96
  4. Step 4: Simplify right side
    1,492,236.64x = 1,674,556,212,537.25
  5. Step 5: Solve for x
    x = 1,674,556,212,537.25/1,492,236.64
  6. Step 6: Final answer
    x = 1,122,178.73

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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.