Home / 1,983,804.80-2,737,677.84-1,078,406.24

Finding the Fourth Proportional to 1,983,804.80, 2,737,677.84 and 1,078,406.24

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Solution

The fourth proportional to 1,983,804.80, 2,737,677.84 and 1,078,406.24 is: 1,488,215.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,804.80 : 2,737,677.84 = 1,078,406.24 : x
  2. Step 2: Convert to fraction form
    1,983,804.80/2,737,677.84 = 1,078,406.24/x
  3. Step 3: Cross multiply
    1,983,804.80x = 2,737,677.84 × 1,078,406.24
  4. Step 4: Simplify right side
    1,983,804.80x = 2,952,328,865,765.72
  5. Step 5: Solve for x
    x = 2,952,328,865,765.72/1,983,804.80
  6. Step 6: Final answer
    x = 1,488,215.41

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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.