Home / 1,228,201.80-1,842,302.70-1,116,008.70

Finding the Fourth Proportional to 1,228,201.80, 1,842,302.70 and 1,116,008.70

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Solution

The fourth proportional to 1,228,201.80, 1,842,302.70 and 1,116,008.70 is: 1,674,013.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,201.80 : 1,842,302.70 = 1,116,008.70 : x
  2. Step 2: Convert to fraction form
    1,228,201.80/1,842,302.70 = 1,116,008.70/x
  3. Step 3: Cross multiply
    1,228,201.80x = 1,842,302.70 × 1,116,008.70
  4. Step 4: Simplify right side
    1,228,201.80x = 2,056,025,841,233.49
  5. Step 5: Solve for x
    x = 2,056,025,841,233.49/1,228,201.80
  6. Step 6: Final answer
    x = 1,674,013.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.