Finding the Fourth Proportional to 2,649,153.36, 3,655,730.16 and 1,503,165.36
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Solution
The fourth proportional to 2,649,153.36, 3,655,730.16 and 1,503,165.36 is: 2,074,310.62
Step by Step Solution
- Step 1: Write the proportion equation
2,649,153.36 : 3,655,730.16 = 1,503,165.36 : x - Step 2: Convert to fraction form
2,649,153.36/3,655,730.16 = 1,503,165.36/x - Step 3: Cross multiply
2,649,153.36x = 3,655,730.16 × 1,503,165.36 - Step 4: Simplify right side
2,649,153.36x = 5,495,166,942,019.26 - Step 5: Solve for x
x = 5,495,166,942,019.26/2,649,153.36 - Step 6: Final answer
x = 2,074,310.62
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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.