Home / 3,309,715.63-4,964,858.45-913,560.67

Finding the Fourth Proportional to 3,309,715.63, 4,964,858.45 and 913,560.67

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Solution

The fourth proportional to 3,309,715.63, 4,964,858.45 and 913,560.67 is: 1,370,419.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,715.63 : 4,964,858.45 = 913,560.67 : x
  2. Step 2: Convert to fraction form
    3,309,715.63/4,964,858.45 = 913,560.67/x
  3. Step 3: Cross multiply
    3,309,715.63x = 4,964,858.45 × 913,560.67
  4. Step 4: Simplify right side
    3,309,715.63x = 4,535,699,412,037.16
  5. Step 5: Solve for x
    x = 4,535,699,412,037.16/3,309,715.63
  6. Step 6: Final answer
    x = 1,370,419.67

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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.