Home / 1,521,237.30-2,099,227.56-832,777.22

Finding the Fourth Proportional to 1,521,237.30, 2,099,227.56 and 832,777.22

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Solution

The fourth proportional to 1,521,237.30, 2,099,227.56 and 832,777.22 is: 1,149,188.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,237.30 : 2,099,227.56 = 832,777.22 : x
  2. Step 2: Convert to fraction form
    1,521,237.30/2,099,227.56 = 832,777.22/x
  3. Step 3: Cross multiply
    1,521,237.30x = 2,099,227.56 × 832,777.22
  4. Step 4: Simplify right side
    1,521,237.30x = 1,748,188,880,569.17
  5. Step 5: Solve for x
    x = 1,748,188,880,569.17/1,521,237.30
  6. Step 6: Final answer
    x = 1,149,188.81

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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.