Finding the Fourth Proportional to 2,989,389, 4,125,444.30 and 1,631,349.48
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Solution
The fourth proportional to 2,989,389, 4,125,444.30 and 1,631,349.48 is: 2,251,310.02
Step by Step Solution
- Step 1: Write the proportion equation
2,989,389 : 4,125,444.30 = 1,631,349.48 : x - Step 2: Convert to fraction form
2,989,389/4,125,444.30 = 1,631,349.48/x - Step 3: Cross multiply
2,989,389x = 4,125,444.30 × 1,631,349.48 - Step 4: Simplify right side
2,989,389x = 6,730,041,413,573.96 - Step 5: Solve for x
x = 6,730,041,413,573.96/2,989,389 - Step 6: Final answer
x = 2,251,310.02
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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.