Finding the Fourth Proportional to 1,657,738.14, 2,486,598.86 and 1,432,412.96
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Solution
The fourth proportional to 1,657,738.14, 2,486,598.86 and 1,432,412.96 is: 2,148,612.22
Step by Step Solution
- Step 1: Write the proportion equation
1,657,738.14 : 2,486,598.86 = 1,432,412.96 : x - Step 2: Convert to fraction form
1,657,738.14/2,486,598.86 = 1,432,412.96/x - Step 3: Cross multiply
1,657,738.14x = 2,486,598.86 × 1,432,412.96 - Step 4: Simplify right side
1,657,738.14x = 3,561,836,433,385.23 - Step 5: Solve for x
x = 3,561,836,433,385.23/1,657,738.14 - Step 6: Final answer
x = 2,148,612.22
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.