Finding the Fourth Proportional to 2,495,651.36, 3,443,998.88 and 1,349,731.70
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Solution
The fourth proportional to 2,495,651.36, 3,443,998.88 and 1,349,731.70 is: 1,862,629.75
Step by Step Solution
- Step 1: Write the proportion equation
2,495,651.36 : 3,443,998.88 = 1,349,731.70 : x - Step 2: Convert to fraction form
2,495,651.36/3,443,998.88 = 1,349,731.70/x - Step 3: Cross multiply
2,495,651.36x = 3,443,998.88 × 1,349,731.70 - Step 4: Simplify right side
2,495,651.36x = 4,648,474,463,100.50 - Step 5: Solve for x
x = 4,648,474,463,100.50/2,495,651.36 - Step 6: Final answer
x = 1,862,629.75
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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.