Home / 1,509,067.89-2,082,472.07-830,004.93

Finding the Fourth Proportional to 1,509,067.89, 2,082,472.07 and 830,004.93

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Solution

The fourth proportional to 1,509,067.89, 2,082,472.07 and 830,004.93 is: 1,145,383.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,067.89 : 2,082,472.07 = 830,004.93 : x
  2. Step 2: Convert to fraction form
    1,509,067.89/2,082,472.07 = 830,004.93/x
  3. Step 3: Cross multiply
    1,509,067.89x = 2,082,472.07 × 830,004.93
  4. Step 4: Simplify right side
    1,509,067.89x = 1,728,462,080,537.28
  5. Step 5: Solve for x
    x = 1,728,462,080,537.28/1,509,067.89
  6. Step 6: Final answer
    x = 1,145,383.91

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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.