Home / 1,404,309.81-1,937,997.24-792,426.90

Finding the Fourth Proportional to 1,404,309.81, 1,937,997.24 and 792,426.90

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Solution

The fourth proportional to 1,404,309.81, 1,937,997.24 and 792,426.90 is: 1,093,577.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,309.81 : 1,937,997.24 = 792,426.90 : x
  2. Step 2: Convert to fraction form
    1,404,309.81/1,937,997.24 = 792,426.90/x
  3. Step 3: Cross multiply
    1,404,309.81x = 1,937,997.24 × 792,426.90
  4. Step 4: Simplify right side
    1,404,309.81x = 1,535,721,145,101.76
  5. Step 5: Solve for x
    x = 1,535,721,145,101.76/1,404,309.81
  6. Step 6: Final answer
    x = 1,093,577.17

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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.