Home / 1,858,224.37-2,788,352.48-721,031.41

Finding the Fourth Proportional to 1,858,224.37, 2,788,352.48 and 721,031.41

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Solution

The fourth proportional to 1,858,224.37, 2,788,352.48 and 721,031.41 is: 1,081,941.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,224.37 : 2,788,352.48 = 721,031.41 : x
  2. Step 2: Convert to fraction form
    1,858,224.37/2,788,352.48 = 721,031.41/x
  3. Step 3: Cross multiply
    1,858,224.37x = 2,788,352.48 × 721,031.41
  4. Step 4: Simplify right side
    1,858,224.37x = 2,010,489,702,684.48
  5. Step 5: Solve for x
    x = 2,010,489,702,684.48/1,858,224.37
  6. Step 6: Final answer
    x = 1,081,941.31

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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.