Home / 2,612,941.12-3,917,886-1,013,635.36

Finding the Fourth Proportional to 2,612,941.12, 3,917,886 and 1,013,635.36

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Solution

The fourth proportional to 2,612,941.12, 3,917,886 and 1,013,635.36 is: 1,519,861.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,612,941.12 : 3,917,886 = 1,013,635.36 : x
  2. Step 2: Convert to fraction form
    2,612,941.12/3,917,886 = 1,013,635.36/x
  3. Step 3: Cross multiply
    2,612,941.12x = 3,917,886 × 1,013,635.36
  4. Step 4: Simplify right side
    2,612,941.12x = 3,971,307,786,048.96
  5. Step 5: Solve for x
    x = 3,971,307,786,048.96/2,612,941.12
  6. Step 6: Final answer
    x = 1,519,861.18

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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.