Home / 1,530,031.22-2,111,376.33-841,659.44

Finding the Fourth Proportional to 1,530,031.22, 2,111,376.33 and 841,659.44

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Solution

The fourth proportional to 1,530,031.22, 2,111,376.33 and 841,659.44 is: 1,161,453.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,031.22 : 2,111,376.33 = 841,659.44 : x
  2. Step 2: Convert to fraction form
    1,530,031.22/2,111,376.33 = 841,659.44/x
  3. Step 3: Cross multiply
    1,530,031.22x = 2,111,376.33 × 841,659.44
  4. Step 4: Simplify right side
    1,530,031.22x = 1,777,059,819,537.06
  5. Step 5: Solve for x
    x = 1,777,059,819,537.06/1,530,031.22
  6. Step 6: Final answer
    x = 1,161,453.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.