Home / 1,412,191.63-2,117,093.67-612,872.29

Finding the Fourth Proportional to 1,412,191.63, 2,117,093.67 and 612,872.29

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Solution

The fourth proportional to 1,412,191.63, 2,117,093.67 and 612,872.29 is: 918,790.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,191.63 : 2,117,093.67 = 612,872.29 : x
  2. Step 2: Convert to fraction form
    1,412,191.63/2,117,093.67 = 612,872.29/x
  3. Step 3: Cross multiply
    1,412,191.63x = 2,117,093.67 × 612,872.29
  4. Step 4: Simplify right side
    1,412,191.63x = 1,297,508,045,677.40
  5. Step 5: Solve for x
    x = 1,297,508,045,677.40/1,412,191.63
  6. Step 6: Final answer
    x = 918,790.35

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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.