Home / 2,082,113.37-2,872,162.40-1,210,852.67

Finding the Fourth Proportional to 2,082,113.37, 2,872,162.40 and 1,210,852.67

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Solution

The fourth proportional to 2,082,113.37, 2,872,162.40 and 1,210,852.67 is: 1,670,305.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,113.37 : 2,872,162.40 = 1,210,852.67 : x
  2. Step 2: Convert to fraction form
    2,082,113.37/2,872,162.40 = 1,210,852.67/x
  3. Step 3: Cross multiply
    2,082,113.37x = 2,872,162.40 × 1,210,852.67
  4. Step 4: Simplify right side
    2,082,113.37x = 3,477,765,490,298.53
  5. Step 5: Solve for x
    x = 3,477,765,490,298.53/2,082,113.37
  6. Step 6: Final answer
    x = 1,670,305.54

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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.