Home / 1,410,838.86-1,945,631.43-1,088,037.66

Finding the Fourth Proportional to 1,410,838.86, 1,945,631.43 and 1,088,037.66

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Solution

The fourth proportional to 1,410,838.86, 1,945,631.43 and 1,088,037.66 is: 1,500,469.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,838.86 : 1,945,631.43 = 1,088,037.66 : x
  2. Step 2: Convert to fraction form
    1,410,838.86/1,945,631.43 = 1,088,037.66/x
  3. Step 3: Cross multiply
    1,410,838.86x = 1,945,631.43 × 1,088,037.66
  4. Step 4: Simplify right side
    1,410,838.86x = 2,116,920,268,319.65
  5. Step 5: Solve for x
    x = 2,116,920,268,319.65/1,410,838.86
  6. Step 6: Final answer
    x = 1,500,469.21

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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.