Home / 2,211,333.51-3,051,765.85-1,328,552.67

Finding the Fourth Proportional to 2,211,333.51, 3,051,765.85 and 1,328,552.67

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Solution

The fourth proportional to 2,211,333.51, 3,051,765.85 and 1,328,552.67 is: 1,833,478.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,333.51 : 3,051,765.85 = 1,328,552.67 : x
  2. Step 2: Convert to fraction form
    2,211,333.51/3,051,765.85 = 1,328,552.67/x
  3. Step 3: Cross multiply
    2,211,333.51x = 3,051,765.85 × 1,328,552.67
  4. Step 4: Simplify right side
    2,211,333.51x = 4,054,431,668,232.32
  5. Step 5: Solve for x
    x = 4,054,431,668,232.32/2,211,333.51
  6. Step 6: Final answer
    x = 1,833,478.15

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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.