Finding the Fourth Proportional to 2,508,148.13, 3,461,245.29 and 1,420,419.96
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Solution
The fourth proportional to 2,508,148.13, 3,461,245.29 and 1,420,419.96 is: 1,960,180.04
Step by Step Solution
- Step 1: Write the proportion equation
2,508,148.13 : 3,461,245.29 = 1,420,419.96 : x - Step 2: Convert to fraction form
2,508,148.13/3,461,245.29 = 1,420,419.96/x - Step 3: Cross multiply
2,508,148.13x = 3,461,245.29 × 1,420,419.96 - Step 4: Simplify right side
2,508,148.13x = 4,916,421,896,371.99 - Step 5: Solve for x
x = 4,916,421,896,371.99/2,508,148.13 - Step 6: Final answer
x = 1,960,180.04
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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.