Home / 2,907,311.98-4,012,050.09-1,618,152.70

Finding the Fourth Proportional to 2,907,311.98, 4,012,050.09 and 1,618,152.70

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Solution

The fourth proportional to 2,907,311.98, 4,012,050.09 and 1,618,152.70 is: 2,233,028.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,311.98 : 4,012,050.09 = 1,618,152.70 : x
  2. Step 2: Convert to fraction form
    2,907,311.98/4,012,050.09 = 1,618,152.70/x
  3. Step 3: Cross multiply
    2,907,311.98x = 4,012,050.09 × 1,618,152.70
  4. Step 4: Simplify right side
    2,907,311.98x = 6,492,109,685,668.74
  5. Step 5: Solve for x
    x = 6,492,109,685,668.74/2,907,311.98
  6. Step 6: Final answer
    x = 2,233,028.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.