Finding the Fourth Proportional to 2,922,247.12, 4,032,715.98 and 1,633,109.08
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Solution
The fourth proportional to 2,922,247.12, 4,032,715.98 and 1,633,109.08 is: 2,253,698.89
Step by Step Solution
- Step 1: Write the proportion equation
2,922,247.12 : 4,032,715.98 = 1,633,109.08 : x - Step 2: Convert to fraction form
2,922,247.12/4,032,715.98 = 1,633,109.08/x - Step 3: Cross multiply
2,922,247.12x = 4,032,715.98 × 1,633,109.08 - Step 4: Simplify right side
2,922,247.12x = 6,585,865,083,999.10 - Step 5: Solve for x
x = 6,585,865,083,999.10/2,922,247.12 - Step 6: Final answer
x = 2,253,698.89
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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.