Finding the Fourth Proportional to 3,288,876.53, 4,538,683.28 and 1,838,652.53
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Solution
The fourth proportional to 3,288,876.53, 4,538,683.28 and 1,838,652.53 is: 2,537,359.31
Step by Step Solution
- Step 1: Write the proportion equation
3,288,876.53 : 4,538,683.28 = 1,838,652.53 : x - Step 2: Convert to fraction form
3,288,876.53/4,538,683.28 = 1,838,652.53/x - Step 3: Cross multiply
3,288,876.53x = 4,538,683.28 × 1,838,652.53 - Step 4: Simplify right side
3,288,876.53x = 8,345,061,486,447.44 - Step 5: Solve for x
x = 8,345,061,486,447.44/3,288,876.53 - Step 6: Final answer
x = 2,537,359.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.