Home / 2,172,743.10-3,048,138.90-2,172,743.10

Finding the Fourth Proportional to 2,172,743.10, 3,048,138.90 and 2,172,743.10

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Solution

The fourth proportional to 2,172,743.10, 3,048,138.90 and 2,172,743.10 is: 3,048,138.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,743.10 : 3,048,138.90 = 2,172,743.10 : x
  2. Step 2: Convert to fraction form
    2,172,743.10/3,048,138.90 = 2,172,743.10/x
  3. Step 3: Cross multiply
    2,172,743.10x = 3,048,138.90 × 2,172,743.10
  4. Step 4: Simplify right side
    2,172,743.10x = 6,622,822,762,816.59
  5. Step 5: Solve for x
    x = 6,622,822,762,816.59/2,172,743.10
  6. Step 6: Final answer
    x = 3,048,138.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.