Finding the Fourth Proportional to 2,470,185.14, 3,409,213.49 and 1,423,402.70
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Solution
The fourth proportional to 2,470,185.14, 3,409,213.49 and 1,423,402.70 is: 1,964,502.01
Step by Step Solution
- Step 1: Write the proportion equation
2,470,185.14 : 3,409,213.49 = 1,423,402.70 : x - Step 2: Convert to fraction form
2,470,185.14/3,409,213.49 = 1,423,402.70/x - Step 3: Cross multiply
2,470,185.14x = 3,409,213.49 × 1,423,402.70 - Step 4: Simplify right side
2,470,185.14x = 4,852,683,662,379.34 - Step 5: Solve for x
x = 4,852,683,662,379.34/2,470,185.14 - Step 6: Final answer
x = 1,964,502.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.