Finding the Fourth Proportional to 2,737,747.98, 3,778,117.29 and 1,513,990.26
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Solution
The fourth proportional to 2,737,747.98, 3,778,117.29 and 1,513,990.26 is: 2,089,320.43
Step by Step Solution
- Step 1: Write the proportion equation
2,737,747.98 : 3,778,117.29 = 1,513,990.26 : x - Step 2: Convert to fraction form
2,737,747.98/3,778,117.29 = 1,513,990.26/x - Step 3: Cross multiply
2,737,747.98x = 3,778,117.29 × 1,513,990.26 - Step 4: Simplify right side
2,737,747.98x = 5,720,032,778,197.60 - Step 5: Solve for x
x = 5,720,032,778,197.60/2,737,747.98 - Step 6: Final answer
x = 2,089,320.43
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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.