Finding the Fourth Proportional to 2,737,747.48, 3,778,116.60 and 1,513,989.76
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Solution
The fourth proportional to 2,737,747.48, 3,778,116.60 and 1,513,989.76 is: 2,089,319.74
Step by Step Solution
- Step 1: Write the proportion equation
2,737,747.48 : 3,778,116.60 = 1,513,989.76 : x - Step 2: Convert to fraction form
2,737,747.48/3,778,116.60 = 1,513,989.76/x - Step 3: Cross multiply
2,737,747.48x = 3,778,116.60 × 1,513,989.76 - Step 4: Simplify right side
2,737,747.48x = 5,720,029,844,486.02 - Step 5: Solve for x
x = 5,720,029,844,486.02/2,737,747.48 - Step 6: Final answer
x = 2,089,319.74
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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.