Home / 1,887,895.08-2,831,790.78-467,919.72

Finding the Fourth Proportional to 1,887,895.08, 2,831,790.78 and 467,919.72

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Solution

The fourth proportional to 1,887,895.08, 2,831,790.78 and 467,919.72 is: 701,866.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,895.08 : 2,831,790.78 = 467,919.72 : x
  2. Step 2: Convert to fraction form
    1,887,895.08/2,831,790.78 = 467,919.72/x
  3. Step 3: Cross multiply
    1,887,895.08x = 2,831,790.78 × 467,919.72
  4. Step 4: Simplify right side
    1,887,895.08x = 1,325,050,748,876.18
  5. Step 5: Solve for x
    x = 1,325,050,748,876.18/1,887,895.08
  6. Step 6: Final answer
    x = 701,866.73

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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.