Home / 1,490,698.94-2,056,940.87-837,299.88

Finding the Fourth Proportional to 1,490,698.94, 2,056,940.87 and 837,299.88

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Solution

The fourth proportional to 1,490,698.94, 2,056,940.87 and 837,299.88 is: 1,155,348.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,698.94 : 2,056,940.87 = 837,299.88 : x
  2. Step 2: Convert to fraction form
    1,490,698.94/2,056,940.87 = 837,299.88/x
  3. Step 3: Cross multiply
    1,490,698.94x = 2,056,940.87 × 837,299.88
  4. Step 4: Simplify right side
    1,490,698.94x = 1,722,276,339,431.60
  5. Step 5: Solve for x
    x = 1,722,276,339,431.60/1,490,698.94
  6. Step 6: Final answer
    x = 1,155,348.21

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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.