Finding the Third Proportional to 1,219,423.36 and 1,811,451.09
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Solution
The third proportional to 1,219,423.36 and 1,811,451.09 is: 2,690,907.17
Step by Step Solution
- Step 1: Write the proportion equation
1,219,423.36 : 1,811,451.09 = 1,811,451.09 : x - Step 2: Convert to fraction form
1,219,423.36/1,811,451.09 = 1,811,451.09/x - Step 3: Cross multiply
1,219,423.36x = 1,811,451.09 × 1,811,451.09 - Step 4: Simplify right side
1,219,423.36x = 3,281,355,065,048.07 - Step 5: Solve for x
x = 3,281,355,065,048.07/1,219,423.36 - Step 6: Final answer
x = 2,690,907.17
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.