Home / 3,629,903.02-5,009,112.72-1,976,015.76

Finding the Fourth Proportional to 3,629,903.02, 5,009,112.72 and 1,976,015.76

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Solution

The fourth proportional to 3,629,903.02, 5,009,112.72 and 1,976,015.76 is: 2,726,818.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,903.02 : 5,009,112.72 = 1,976,015.76 : x
  2. Step 2: Convert to fraction form
    3,629,903.02/5,009,112.72 = 1,976,015.76/x
  3. Step 3: Cross multiply
    3,629,903.02x = 5,009,112.72 × 1,976,015.76
  4. Step 4: Simplify right side
    3,629,903.02x = 9,898,085,678,336.47
  5. Step 5: Solve for x
    x = 9,898,085,678,336.47/3,629,903.02
  6. Step 6: Final answer
    x = 2,726,818.22

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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.