Finding the Fourth Proportional to 1,513,471.18, 2,270,214.88 and 448,522.46
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Solution
The fourth proportional to 1,513,471.18, 2,270,214.88 and 448,522.46 is: 672,786.09
Step by Step Solution
- Step 1: Write the proportion equation
1,513,471.18 : 2,270,214.88 = 448,522.46 : x - Step 2: Convert to fraction form
1,513,471.18/2,270,214.88 = 448,522.46/x - Step 3: Cross multiply
1,513,471.18x = 2,270,214.88 × 448,522.46 - Step 4: Simplify right side
1,513,471.18x = 1,018,242,362,706.20 - Step 5: Solve for x
x = 1,018,242,362,706.20/1,513,471.18 - Step 6: Final answer
x = 672,786.09
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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.