Home / 1,264,492.42-1,744,995.78-683,711.43

Finding the Fourth Proportional to 1,264,492.42, 1,744,995.78 and 683,711.43

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Solution

The fourth proportional to 1,264,492.42, 1,744,995.78 and 683,711.43 is: 943,519.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,492.42 : 1,744,995.78 = 683,711.43 : x
  2. Step 2: Convert to fraction form
    1,264,492.42/1,744,995.78 = 683,711.43/x
  3. Step 3: Cross multiply
    1,264,492.42x = 1,744,995.78 × 683,711.43
  4. Step 4: Simplify right side
    1,264,492.42x = 1,193,073,560,087.77
  5. Step 5: Solve for x
    x = 1,193,073,560,087.77/1,264,492.42
  6. Step 6: Final answer
    x = 943,519.74

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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.