Home / 1,339,219.09-1,848,127.63-727,382.07

Finding the Fourth Proportional to 1,339,219.09, 1,848,127.63 and 727,382.07

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Solution

The fourth proportional to 1,339,219.09, 1,848,127.63 and 727,382.07 is: 1,003,790.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,219.09 : 1,848,127.63 = 727,382.07 : x
  2. Step 2: Convert to fraction form
    1,339,219.09/1,848,127.63 = 727,382.07/x
  3. Step 3: Cross multiply
    1,339,219.09x = 1,848,127.63 × 727,382.07
  4. Step 4: Simplify right side
    1,339,219.09x = 1,344,294,901,133.59
  5. Step 5: Solve for x
    x = 1,344,294,901,133.59/1,339,219.09
  6. Step 6: Final answer
    x = 1,003,790.13

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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.