Home / 2,009,899.78-3,014,201.76-661,741.40

Finding the Fourth Proportional to 2,009,899.78, 3,014,201.76 and 661,741.40

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Solution

The fourth proportional to 2,009,899.78, 3,014,201.76 and 661,741.40 is: 992,398.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,899.78 : 3,014,201.76 = 661,741.40 : x
  2. Step 2: Convert to fraction form
    2,009,899.78/3,014,201.76 = 661,741.40/x
  3. Step 3: Cross multiply
    2,009,899.78x = 3,014,201.76 × 661,741.40
  4. Step 4: Simplify right side
    2,009,899.78x = 1,994,622,092,544.86
  5. Step 5: Solve for x
    x = 1,994,622,092,544.86/2,009,899.78
  6. Step 6: Final answer
    x = 992,398.78

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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.