Home / 1,896,620.94-2,617,336.80-1,037,181.78

Finding the Fourth Proportional to 1,896,620.94, 2,617,336.80 and 1,037,181.78

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Solution

The fourth proportional to 1,896,620.94, 2,617,336.80 and 1,037,181.78 is: 1,431,310.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,620.94 : 2,617,336.80 = 1,037,181.78 : x
  2. Step 2: Convert to fraction form
    1,896,620.94/2,617,336.80 = 1,037,181.78/x
  3. Step 3: Cross multiply
    1,896,620.94x = 2,617,336.80 × 1,037,181.78
  4. Step 4: Simplify right side
    1,896,620.94x = 2,714,654,041,083.50
  5. Step 5: Solve for x
    x = 2,714,654,041,083.50/1,896,620.94
  6. Step 6: Final answer
    x = 1,431,310.80

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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.