Home / 3,159,450.37-4,360,028.30-1,709,142.20

Finding the Fourth Proportional to 3,159,450.37, 4,360,028.30 and 1,709,142.20

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Solution

The fourth proportional to 3,159,450.37, 4,360,028.30 and 1,709,142.20 is: 2,358,609.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,450.37 : 4,360,028.30 = 1,709,142.20 : x
  2. Step 2: Convert to fraction form
    3,159,450.37/4,360,028.30 = 1,709,142.20/x
  3. Step 3: Cross multiply
    3,159,450.37x = 4,360,028.30 × 1,709,142.20
  4. Step 4: Simplify right side
    3,159,450.37x = 7,451,908,330,378.41
  5. Step 5: Solve for x
    x = 7,451,908,330,378.41/3,159,450.37
  6. Step 6: Final answer
    x = 2,358,609.08

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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.