Home / 3,115,529.70-4,669,795.35-1,318,107.30

Finding the Fourth Proportional to 3,115,529.70, 4,669,795.35 and 1,318,107.30

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Solution

The fourth proportional to 3,115,529.70, 4,669,795.35 and 1,318,107.30 is: 1,975,680.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,529.70 : 4,669,795.35 = 1,318,107.30 : x
  2. Step 2: Convert to fraction form
    3,115,529.70/4,669,795.35 = 1,318,107.30/x
  3. Step 3: Cross multiply
    3,115,529.70x = 4,669,795.35 × 1,318,107.30
  4. Step 4: Simplify right side
    3,115,529.70x = 6,155,291,340,341.06
  5. Step 5: Solve for x
    x = 6,155,291,340,341.06/3,115,529.70
  6. Step 6: Final answer
    x = 1,975,680.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.