Home / 2,783,238.90-4,174,858.35-2,152,605.30

Finding the Fourth Proportional to 2,783,238.90, 4,174,858.35 and 2,152,605.30

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Solution

The fourth proportional to 2,783,238.90, 4,174,858.35 and 2,152,605.30 is: 3,228,907.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,238.90 : 4,174,858.35 = 2,152,605.30 : x
  2. Step 2: Convert to fraction form
    2,783,238.90/4,174,858.35 = 2,152,605.30/x
  3. Step 3: Cross multiply
    2,783,238.90x = 4,174,858.35 × 2,152,605.30
  4. Step 4: Simplify right side
    2,783,238.90x = 8,986,822,210,959.25
  5. Step 5: Solve for x
    x = 8,986,822,210,959.25/2,783,238.90
  6. Step 6: Final answer
    x = 3,228,907.95

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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.