Home / 3,004,868.52-4,145,415.30-1,987,692.84

Finding the Fourth Proportional to 3,004,868.52, 4,145,415.30 and 1,987,692.84

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Solution

The fourth proportional to 3,004,868.52, 4,145,415.30 and 1,987,692.84 is: 2,742,154.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004,868.52 : 4,145,415.30 = 1,987,692.84 : x
  2. Step 2: Convert to fraction form
    3,004,868.52/4,145,415.30 = 1,987,692.84/x
  3. Step 3: Cross multiply
    3,004,868.52x = 4,145,415.30 × 1,987,692.84
  4. Step 4: Simplify right side
    3,004,868.52x = 8,239,812,310,636.45
  5. Step 5: Solve for x
    x = 8,239,812,310,636.45/3,004,868.52
  6. Step 6: Final answer
    x = 2,742,154.03

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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.