Finding the Third Proportional to 1,239,722.30 and 1,915,686.70
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Solution
The third proportional to 1,239,722.30 and 1,915,686.70 is: 2,960,223.88
Step by Step Solution
- Step 1: Write the proportion equation
1,239,722.30 : 1,915,686.70 = 1,915,686.70 : x - Step 2: Convert to fraction form
1,239,722.30/1,915,686.70 = 1,915,686.70/x - Step 3: Cross multiply
1,239,722.30x = 1,915,686.70 × 1,915,686.70 - Step 4: Simplify right side
1,239,722.30x = 3,669,855,544,529.93 - Step 5: Solve for x
x = 3,669,855,544,529.93/1,239,722.30 - Step 6: Final answer
x = 2,960,223.88
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.