Home / 1,983,692.58-2,737,795.02-1,209,772.44

Finding the Fourth Proportional to 1,983,692.58, 2,737,795.02 and 1,209,772.44

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Solution

The fourth proportional to 1,983,692.58, 2,737,795.02 and 1,209,772.44 is: 1,669,668.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,692.58 : 2,737,795.02 = 1,209,772.44 : x
  2. Step 2: Convert to fraction form
    1,983,692.58/2,737,795.02 = 1,209,772.44/x
  3. Step 3: Cross multiply
    1,983,692.58x = 2,737,795.02 × 1,209,772.44
  4. Step 4: Simplify right side
    1,983,692.58x = 3,312,108,961,565.25
  5. Step 5: Solve for x
    x = 3,312,108,961,565.25/1,983,692.58
  6. Step 6: Final answer
    x = 1,669,668.47

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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.