Home / 1,781,930.04-2,459,112.30-1,018,107.96

Finding the Fourth Proportional to 1,781,930.04, 2,459,112.30 and 1,018,107.96

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Solution

The fourth proportional to 1,781,930.04, 2,459,112.30 and 1,018,107.96 is: 1,405,016.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,930.04 : 2,459,112.30 = 1,018,107.96 : x
  2. Step 2: Convert to fraction form
    1,781,930.04/2,459,112.30 = 1,018,107.96/x
  3. Step 3: Cross multiply
    1,781,930.04x = 2,459,112.30 × 1,018,107.96
  4. Step 4: Simplify right side
    1,781,930.04x = 2,503,641,807,163.91
  5. Step 5: Solve for x
    x = 2,503,641,807,163.91/1,781,930.04
  6. Step 6: Final answer
    x = 1,405,016.89

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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.