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Finding the Third Proportional to 1,965,674.25 and 4,295,038.50

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Solution

The third proportional to 1,965,674.25 and 4,295,038.50 is: 9,384,747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,674.25 : 4,295,038.50 = 4,295,038.50 : x
  2. Step 2: Convert to fraction form
    1,965,674.25/4,295,038.50 = 4,295,038.50/x
  3. Step 3: Cross multiply
    1,965,674.25x = 4,295,038.50 × 4,295,038.50
  4. Step 4: Simplify right side
    1,965,674.25x = 18,447,355,716,482.25
  5. Step 5: Solve for x
    x = 18,447,355,716,482.25/1,965,674.25
  6. Step 6: Final answer
    x = 9,384,747.10

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.