Finding the Fourth Proportional to 2,921,885.10, 4,032,124.02 and 1,632,736.08
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Solution
The fourth proportional to 2,921,885.10, 4,032,124.02 and 1,632,736.08 is: 2,253,132.53
Step by Step Solution
- Step 1: Write the proportion equation
2,921,885.10 : 4,032,124.02 = 1,632,736.08 : x - Step 2: Convert to fraction form
2,921,885.10/4,032,124.02 = 1,632,736.08/x - Step 3: Cross multiply
2,921,885.10x = 4,032,124.02 × 1,632,736.08 - Step 4: Simplify right side
2,921,885.10x = 6,583,394,366,488.64 - Step 5: Solve for x
x = 6,583,394,366,488.64/2,921,885.10 - Step 6: Final answer
x = 2,253,132.53
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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.