Finding the Fourth Proportional to 1,513,471.68, 2,270,215.63 and 448,522.96
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Solution
The fourth proportional to 1,513,471.68, 2,270,215.63 and 448,522.96 is: 672,786.84
Step by Step Solution
- Step 1: Write the proportion equation
1,513,471.68 : 2,270,215.63 = 448,522.96 : x - Step 2: Convert to fraction form
1,513,471.68/2,270,215.63 = 448,522.96/x - Step 3: Cross multiply
1,513,471.68x = 2,270,215.63 × 448,522.96 - Step 4: Simplify right side
1,513,471.68x = 1,018,243,834,205.86 - Step 5: Solve for x
x = 1,018,243,834,205.86/1,513,471.68 - Step 6: Final answer
x = 672,786.84
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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.