Home / 2,009,871.39-3,015,273.41-661,985.63

Finding the Fourth Proportional to 2,009,871.39, 3,015,273.41 and 661,985.63

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Solution

The fourth proportional to 2,009,871.39, 3,015,273.41 and 661,985.63 is: 993,132.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,871.39 : 3,015,273.41 = 661,985.63 : x
  2. Step 2: Convert to fraction form
    2,009,871.39/3,015,273.41 = 661,985.63/x
  3. Step 3: Cross multiply
    2,009,871.39x = 3,015,273.41 × 661,985.63
  4. Step 4: Simplify right side
    2,009,871.39x = 1,996,067,649,554.80
  5. Step 5: Solve for x
    x = 1,996,067,649,554.80/2,009,871.39
  6. Step 6: Final answer
    x = 993,132.03

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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.