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Finding the Fourth Proportional to 4,593,692.94, 6,890,014.53 and 1,228,162.38

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Solution

The fourth proportional to 4,593,692.94, 6,890,014.53 and 1,228,162.38 is: 1,842,103.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,593,692.94 : 6,890,014.53 = 1,228,162.38 : x
  2. Step 2: Convert to fraction form
    4,593,692.94/6,890,014.53 = 1,228,162.38/x
  3. Step 3: Cross multiply
    4,593,692.94x = 6,890,014.53 × 1,228,162.38
  4. Step 4: Simplify right side
    4,593,692.94x = 8,462,056,643,399.38
  5. Step 5: Solve for x
    x = 8,462,056,643,399.38/4,593,692.94
  6. Step 6: Final answer
    x = 1,842,103.24

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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.