Home / 3,629,901.02-5,009,109.96-1,976,013.76

Finding the Fourth Proportional to 3,629,901.02, 5,009,109.96 and 1,976,013.76

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Solution

The fourth proportional to 3,629,901.02, 5,009,109.96 and 1,976,013.76 is: 2,726,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,901.02 : 5,009,109.96 = 1,976,013.76 : x
  2. Step 2: Convert to fraction form
    3,629,901.02/5,009,109.96 = 1,976,013.76/x
  3. Step 3: Cross multiply
    3,629,901.02x = 5,009,109.96 × 1,976,013.76
  4. Step 4: Simplify right side
    3,629,901.02x = 9,898,070,206,313.05
  5. Step 5: Solve for x
    x = 9,898,070,206,313.05/3,629,901.02
  6. Step 6: Final answer
    x = 2,726,815.46

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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.