Home / 4,152,020.70-6,229,015.20-2,130,576.60

Finding the Fourth Proportional to 4,152,020.70, 6,229,015.20 and 2,130,576.60

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Solution

The fourth proportional to 4,152,020.70, 6,229,015.20 and 2,130,576.60 is: 3,196,369.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152,020.70 : 6,229,015.20 = 2,130,576.60 : x
  2. Step 2: Convert to fraction form
    4,152,020.70/6,229,015.20 = 2,130,576.60/x
  3. Step 3: Cross multiply
    4,152,020.70x = 6,229,015.20 × 2,130,576.60
  4. Step 4: Simplify right side
    4,152,020.70x = 13,271,394,026,164.32
  5. Step 5: Solve for x
    x = 13,271,394,026,164.32/4,152,020.70
  6. Step 6: Final answer
    x = 3,196,369.91

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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.