Home / 1,858,859.73-2,565,018.23-1,042,893.68

Finding the Fourth Proportional to 1,858,859.73, 2,565,018.23 and 1,042,893.68

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Solution

The fourth proportional to 1,858,859.73, 2,565,018.23 and 1,042,893.68 is: 1,439,076.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,859.73 : 2,565,018.23 = 1,042,893.68 : x
  2. Step 2: Convert to fraction form
    1,858,859.73/2,565,018.23 = 1,042,893.68/x
  3. Step 3: Cross multiply
    1,858,859.73x = 2,565,018.23 × 1,042,893.68
  4. Step 4: Simplify right side
    1,858,859.73x = 2,675,041,283,112.23
  5. Step 5: Solve for x
    x = 2,675,041,283,112.23/1,858,859.73
  6. Step 6: Final answer
    x = 1,439,076.46

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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.