Home / 2,651,634-3,977,608.19-830,339.58

Finding the Fourth Proportional to 2,651,634, 3,977,608.19 and 830,339.58

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Solution

The fourth proportional to 2,651,634, 3,977,608.19 and 830,339.58 is: 1,245,558.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,651,634 : 3,977,608.19 = 830,339.58 : x
  2. Step 2: Convert to fraction form
    2,651,634/3,977,608.19 = 830,339.58/x
  3. Step 3: Cross multiply
    2,651,634x = 3,977,608.19 × 830,339.58
  4. Step 4: Simplify right side
    2,651,634x = 3,302,765,513,889.16
  5. Step 5: Solve for x
    x = 3,302,765,513,889.16/2,651,634
  6. Step 6: Final answer
    x = 1,245,558.59

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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.