Finding the Fourth Proportional to 1,374,199.42, 1,896,397.42 and 762,352.20
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Solution
The fourth proportional to 1,374,199.42, 1,896,397.42 and 762,352.20 is: 1,052,047.27
Step by Step Solution
- Step 1: Write the proportion equation
1,374,199.42 : 1,896,397.42 = 762,352.20 : x - Step 2: Convert to fraction form
1,374,199.42/1,896,397.42 = 762,352.20/x - Step 3: Cross multiply
1,374,199.42x = 1,896,397.42 × 762,352.20 - Step 4: Simplify right side
1,374,199.42x = 1,445,722,743,305.44 - Step 5: Solve for x
x = 1,445,722,743,305.44/1,374,199.42 - Step 6: Final answer
x = 1,052,047.27
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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.