Finding the Fourth Proportional to 1,748,910.96, 2,414,611.44 and 1,427,387.94
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Solution
The fourth proportional to 1,748,910.96, 2,414,611.44 and 1,427,387.94 is: 1,970,704.81
Step by Step Solution
- Step 1: Write the proportion equation
1,748,910.96 : 2,414,611.44 = 1,427,387.94 : x - Step 2: Convert to fraction form
1,748,910.96/2,414,611.44 = 1,427,387.94/x - Step 3: Cross multiply
1,748,910.96x = 2,414,611.44 × 1,427,387.94 - Step 4: Simplify right side
1,748,910.96x = 3,446,587,249,242.03 - Step 5: Solve for x
x = 3,446,587,249,242.03/1,748,910.96 - Step 6: Final answer
x = 1,970,704.81
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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.