Home / 5,201,801.10-7,800,766.20-1,789,129.80

Finding the Fourth Proportional to 5,201,801.10, 7,800,766.20 and 1,789,129.80

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Solution

The fourth proportional to 5,201,801.10, 7,800,766.20 and 1,789,129.80 is: 2,683,029.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201,801.10 : 7,800,766.20 = 1,789,129.80 : x
  2. Step 2: Convert to fraction form
    5,201,801.10/7,800,766.20 = 1,789,129.80/x
  3. Step 3: Cross multiply
    5,201,801.10x = 7,800,766.20 × 1,789,129.80
  4. Step 4: Simplify right side
    5,201,801.10x = 13,956,583,271,252.76
  5. Step 5: Solve for x
    x = 13,956,583,271,252.76/5,201,801.10
  6. Step 6: Final answer
    x = 2,683,029.01

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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.