Home / 2,009,873.90-3,015,277.16-661,988.13

Finding the Fourth Proportional to 2,009,873.90, 3,015,277.16 and 661,988.13

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Solution

The fourth proportional to 2,009,873.90, 3,015,277.16 and 661,988.13 is: 993,135.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,873.90 : 3,015,277.16 = 661,988.13 : x
  2. Step 2: Convert to fraction form
    2,009,873.90/3,015,277.16 = 661,988.13/x
  3. Step 3: Cross multiply
    2,009,873.90x = 3,015,277.16 × 661,988.13
  4. Step 4: Simplify right side
    2,009,873.90x = 1,996,077,685,270.17
  5. Step 5: Solve for x
    x = 1,996,077,685,270.17/2,009,873.90
  6. Step 6: Final answer
    x = 993,135.78

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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.