Finding the Fourth Proportional to 3,657,766.78, 5,464,403.13 and 2,367,865.97
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Solution
The fourth proportional to 3,657,766.78, 5,464,403.13 and 2,367,865.97 is: 3,537,397.27
Step by Step Solution
- Step 1: Write the proportion equation
3,657,766.78 : 5,464,403.13 = 2,367,865.97 : x - Step 2: Convert to fraction form
3,657,766.78/5,464,403.13 = 2,367,865.97/x - Step 3: Cross multiply
3,657,766.78x = 5,464,403.13 × 2,367,865.97 - Step 4: Simplify right side
3,657,766.78x = 12,938,974,217,888.49 - Step 5: Solve for x
x = 12,938,974,217,888.49/3,657,766.78 - Step 6: Final answer
x = 3,537,397.27
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.