Home / 2,894,426.40-4,341,846.88-764,489.28

Finding the Fourth Proportional to 2,894,426.40, 4,341,846.88 and 764,489.28

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Solution

The fourth proportional to 2,894,426.40, 4,341,846.88 and 764,489.28 is: 1,146,788.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,894,426.40 : 4,341,846.88 = 764,489.28 : x
  2. Step 2: Convert to fraction form
    2,894,426.40/4,341,846.88 = 764,489.28/x
  3. Step 3: Cross multiply
    2,894,426.40x = 4,341,846.88 × 764,489.28
  4. Step 4: Simplify right side
    2,894,426.40x = 3,319,295,395,161.45
  5. Step 5: Solve for x
    x = 3,319,295,395,161.45/2,894,426.40
  6. Step 6: Final answer
    x = 1,146,788.67

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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.