Home / 1,690,555.94-2,333,217.59-1,070,418.75

Finding the Fourth Proportional to 1,690,555.94, 2,333,217.59 and 1,070,418.75

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Solution

The fourth proportional to 1,690,555.94, 2,333,217.59 and 1,070,418.75 is: 1,477,336.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,555.94 : 2,333,217.59 = 1,070,418.75 : x
  2. Step 2: Convert to fraction form
    1,690,555.94/2,333,217.59 = 1,070,418.75/x
  3. Step 3: Cross multiply
    1,690,555.94x = 2,333,217.59 × 1,070,418.75
  4. Step 4: Simplify right side
    1,690,555.94x = 2,497,519,846,078.22
  5. Step 5: Solve for x
    x = 2,497,519,846,078.22/1,690,555.94
  6. Step 6: Final answer
    x = 1,477,336.41

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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.