Home / 1,463,485.77-2,019,369.02-919,233.81

Finding the Fourth Proportional to 1,463,485.77, 2,019,369.02 and 919,233.81

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Solution

The fourth proportional to 1,463,485.77, 2,019,369.02 and 919,233.81 is: 1,268,391.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,485.77 : 2,019,369.02 = 919,233.81 : x
  2. Step 2: Convert to fraction form
    1,463,485.77/2,019,369.02 = 919,233.81/x
  3. Step 3: Cross multiply
    1,463,485.77x = 2,019,369.02 × 919,233.81
  4. Step 4: Simplify right side
    1,463,485.77x = 1,856,272,273,454.40
  5. Step 5: Solve for x
    x = 1,856,272,273,454.40/1,463,485.77
  6. Step 6: Final answer
    x = 1,268,391.06

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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.