Finding the Fourth Proportional to 1,331,742.67, 1,837,355.20 and 758,376.88
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Solution
The fourth proportional to 1,331,742.67, 1,837,355.20 and 758,376.88 is: 1,046,304.01
Step by Step Solution
- Step 1: Write the proportion equation
1,331,742.67 : 1,837,355.20 = 758,376.88 : x - Step 2: Convert to fraction form
1,331,742.67/1,837,355.20 = 758,376.88/x - Step 3: Cross multiply
1,331,742.67x = 1,837,355.20 × 758,376.88 - Step 4: Simplify right side
1,331,742.67x = 1,393,407,697,538.45 - Step 5: Solve for x
x = 1,393,407,697,538.45/1,331,742.67 - Step 6: Final answer
x = 1,046,304.01
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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.