Home / 1,530,100.24-2,111,508.92-841,731.86

Finding the Fourth Proportional to 1,530,100.24, 2,111,508.92 and 841,731.86

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Solution

The fourth proportional to 1,530,100.24, 2,111,508.92 and 841,731.86 is: 1,161,573.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,100.24 : 2,111,508.92 = 841,731.86 : x
  2. Step 2: Convert to fraction form
    1,530,100.24/2,111,508.92 = 841,731.86/x
  3. Step 3: Cross multiply
    1,530,100.24x = 2,111,508.92 × 841,731.86
  4. Step 4: Simplify right side
    1,530,100.24x = 1,777,324,330,638.19
  5. Step 5: Solve for x
    x = 1,777,324,330,638.19/1,530,100.24
  6. Step 6: Final answer
    x = 1,161,573.79

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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.