Finding the Fourth Proportional to 3,365,149.15, 4,643,881.57 and 1,837,256.28
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Solution
The fourth proportional to 3,365,149.15, 4,643,881.57 and 1,837,256.28 is: 2,535,400.42
Step by Step Solution
- Step 1: Write the proportion equation
3,365,149.15 : 4,643,881.57 = 1,837,256.28 : x - Step 2: Convert to fraction form
3,365,149.15/4,643,881.57 = 1,837,256.28/x - Step 3: Cross multiply
3,365,149.15x = 4,643,881.57 × 1,837,256.28 - Step 4: Simplify right side
3,365,149.15x = 8,532,000,562,940.78 - Step 5: Solve for x
x = 8,532,000,562,940.78/3,365,149.15 - Step 6: Final answer
x = 2,535,400.42
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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.