Home / 3,869,415.45-5,804,683.68-1,440,366.80

Finding the Fourth Proportional to 3,869,415.45, 5,804,683.68 and 1,440,366.80

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Solution

The fourth proportional to 3,869,415.45, 5,804,683.68 and 1,440,366.80 is: 2,160,758.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869,415.45 : 5,804,683.68 = 1,440,366.80 : x
  2. Step 2: Convert to fraction form
    3,869,415.45/5,804,683.68 = 1,440,366.80/x
  3. Step 3: Cross multiply
    3,869,415.45x = 5,804,683.68 × 1,440,366.80
  4. Step 4: Simplify right side
    3,869,415.45x = 8,360,873,620,948.57
  5. Step 5: Solve for x
    x = 8,360,873,620,948.57/3,869,415.45
  6. Step 6: Final answer
    x = 2,160,758.84

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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.