Home / 2,110,025.83-3,161,233.35-1,298,998.75

Finding the Fourth Proportional to 2,110,025.83, 3,161,233.35 and 1,298,998.75

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Solution

The fourth proportional to 2,110,025.83, 3,161,233.35 and 1,298,998.75 is: 1,946,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,025.83 : 3,161,233.35 = 1,298,998.75 : x
  2. Step 2: Convert to fraction form
    2,110,025.83/3,161,233.35 = 1,298,998.75/x
  3. Step 3: Cross multiply
    2,110,025.83x = 3,161,233.35 × 1,298,998.75
  4. Step 4: Simplify right side
    2,110,025.83x = 4,106,438,170,108.31
  5. Step 5: Solve for x
    x = 4,106,438,170,108.31/2,110,025.83
  6. Step 6: Final answer
    x = 1,946,155.40

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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.