Finding the Fourth Proportional to 2,726,484.51, 3,762,327.42 and 1,580,638.68
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Solution
The fourth proportional to 2,726,484.51, 3,762,327.42 and 1,580,638.68 is: 2,181,153.14
Step by Step Solution
- Step 1: Write the proportion equation
2,726,484.51 : 3,762,327.42 = 1,580,638.68 : x - Step 2: Convert to fraction form
2,726,484.51/3,762,327.42 = 1,580,638.68/x - Step 3: Cross multiply
2,726,484.51x = 3,762,327.42 × 1,580,638.68 - Step 4: Simplify right side
2,726,484.51x = 5,946,880,246,876.61 - Step 5: Solve for x
x = 5,946,880,246,876.61/2,726,484.51 - Step 6: Final answer
x = 2,181,153.14
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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.