Home / 1,521,169.44-2,099,238.72-832,829.76

Finding the Fourth Proportional to 1,521,169.44, 2,099,238.72 and 832,829.76

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Solution

The fourth proportional to 1,521,169.44, 2,099,238.72 and 832,829.76 is: 1,149,318.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,169.44 : 2,099,238.72 = 832,829.76 : x
  2. Step 2: Convert to fraction form
    1,521,169.44/2,099,238.72 = 832,829.76/x
  3. Step 3: Cross multiply
    1,521,169.44x = 2,099,238.72 × 832,829.76
  4. Step 4: Simplify right side
    1,521,169.44x = 1,748,308,479,360.31
  5. Step 5: Solve for x
    x = 1,748,308,479,360.31/1,521,169.44
  6. Step 6: Final answer
    x = 1,149,318.70

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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.