Home / 1,301,991.39-1,796,822.20-729,026.55

Finding the Fourth Proportional to 1,301,991.39, 1,796,822.20 and 729,026.55

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Solution

The fourth proportional to 1,301,991.39, 1,796,822.20 and 729,026.55 is: 1,006,098.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,991.39 : 1,796,822.20 = 729,026.55 : x
  2. Step 2: Convert to fraction form
    1,301,991.39/1,796,822.20 = 729,026.55/x
  3. Step 3: Cross multiply
    1,301,991.39x = 1,796,822.20 × 729,026.55
  4. Step 4: Simplify right side
    1,301,991.39x = 1,309,931,087,606.84
  5. Step 5: Solve for x
    x = 1,309,931,087,606.84/1,301,991.39
  6. Step 6: Final answer
    x = 1,006,098.12

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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.