Home / 1,307,615.88-1,961,536.68-360,986.70

Finding the Fourth Proportional to 1,307,615.88, 1,961,536.68 and 360,986.70

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Solution

The fourth proportional to 1,307,615.88, 1,961,536.68 and 360,986.70 is: 541,511.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,615.88 : 1,961,536.68 = 360,986.70 : x
  2. Step 2: Convert to fraction form
    1,307,615.88/1,961,536.68 = 360,986.70/x
  3. Step 3: Cross multiply
    1,307,615.88x = 1,961,536.68 × 360,986.70
  4. Step 4: Simplify right side
    1,307,615.88x = 708,088,653,042.16
  5. Step 5: Solve for x
    x = 708,088,653,042.16/1,307,615.88
  6. Step 6: Final answer
    x = 541,511.21

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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.