Home / 3,219,004.20-4,828,506.30-2,099,260.20

Finding the Fourth Proportional to 3,219,004.20, 4,828,506.30 and 2,099,260.20

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Solution

The fourth proportional to 3,219,004.20, 4,828,506.30 and 2,099,260.20 is: 3,148,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,004.20 : 4,828,506.30 = 2,099,260.20 : x
  2. Step 2: Convert to fraction form
    3,219,004.20/4,828,506.30 = 2,099,260.20/x
  3. Step 3: Cross multiply
    3,219,004.20x = 4,828,506.30 × 2,099,260.20
  4. Step 4: Simplify right side
    3,219,004.20x = 10,136,291,101,039.26
  5. Step 5: Solve for x
    x = 10,136,291,101,039.26/3,219,004.20
  6. Step 6: Final answer
    x = 3,148,890.30

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Double scale
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Similar ratio
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1.5x scale

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.