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Finding the Fourth Proportional to 3,866,972.94, 5,800,461.84 and 1,470,263.94

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Solution

The fourth proportional to 3,866,972.94, 5,800,461.84 and 1,470,263.94 is: 2,205,396.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,866,972.94 : 5,800,461.84 = 1,470,263.94 : x
  2. Step 2: Convert to fraction form
    3,866,972.94/5,800,461.84 = 1,470,263.94/x
  3. Step 3: Cross multiply
    3,866,972.94x = 5,800,461.84 × 1,470,263.94
  4. Step 4: Simplify right side
    3,866,972.94x = 8,528,209,878,698.05
  5. Step 5: Solve for x
    x = 8,528,209,878,698.05/3,866,972.94
  6. Step 6: Final answer
    x = 2,205,396.83

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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.