Home / 1,253,198.88-1,878,114.50-683,726.63

Finding the Fourth Proportional to 1,253,198.88, 1,878,114.50 and 683,726.63

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Solution

The fourth proportional to 1,253,198.88, 1,878,114.50 and 683,726.63 is: 1,024,671.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,198.88 : 1,878,114.50 = 683,726.63 : x
  2. Step 2: Convert to fraction form
    1,253,198.88/1,878,114.50 = 683,726.63/x
  3. Step 3: Cross multiply
    1,253,198.88x = 1,878,114.50 × 683,726.63
  4. Step 4: Simplify right side
    1,253,198.88x = 1,284,116,900,799.45
  5. Step 5: Solve for x
    x = 1,284,116,900,799.45/1,253,198.88
  6. Step 6: Final answer
    x = 1,024,671.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.