Home / 2,783,271.90-4,174,907.85-2,152,638.30

Finding the Fourth Proportional to 2,783,271.90, 4,174,907.85 and 2,152,638.30

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Solution

The fourth proportional to 2,783,271.90, 4,174,907.85 and 2,152,638.30 is: 3,228,957.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,271.90 : 4,174,907.85 = 2,152,638.30 : x
  2. Step 2: Convert to fraction form
    2,783,271.90/4,174,907.85 = 2,152,638.30/x
  3. Step 3: Cross multiply
    2,783,271.90x = 4,174,907.85 × 2,152,638.30
  4. Step 4: Simplify right side
    2,783,271.90x = 8,987,066,536,880.65
  5. Step 5: Solve for x
    x = 8,987,066,536,880.65/2,783,271.90
  6. Step 6: Final answer
    x = 3,228,957.45

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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.