Home / 3,054,535.32-4,215,012.78-1,765,459.20

Finding the Fourth Proportional to 3,054,535.32, 4,215,012.78 and 1,765,459.20

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Solution

The fourth proportional to 3,054,535.32, 4,215,012.78 and 1,765,459.20 is: 2,436,191.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054,535.32 : 4,215,012.78 = 1,765,459.20 : x
  2. Step 2: Convert to fraction form
    3,054,535.32/4,215,012.78 = 1,765,459.20/x
  3. Step 3: Cross multiply
    3,054,535.32x = 4,215,012.78 × 1,765,459.20
  4. Step 4: Simplify right side
    3,054,535.32x = 7,441,433,090,568.58
  5. Step 5: Solve for x
    x = 7,441,433,090,568.58/3,054,535.32
  6. Step 6: Final answer
    x = 2,436,191.54

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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.