Home / 2,113,995.63-2,916,093.92-1,349,187.15

Finding the Fourth Proportional to 2,113,995.63, 2,916,093.92 and 1,349,187.15

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Solution

The fourth proportional to 2,113,995.63, 2,916,093.92 and 1,349,187.15 is: 1,861,099.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,995.63 : 2,916,093.92 = 1,349,187.15 : x
  2. Step 2: Convert to fraction form
    2,113,995.63/2,916,093.92 = 1,349,187.15/x
  3. Step 3: Cross multiply
    2,113,995.63x = 2,916,093.92 × 1,349,187.15
  4. Step 4: Simplify right side
    2,113,995.63x = 3,934,356,438,311.19
  5. Step 5: Solve for x
    x = 3,934,356,438,311.19/2,113,995.63
  6. Step 6: Final answer
    x = 1,861,099.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.