Finding the Fourth Proportional to 1,977,883.70, 2,967,322.98 and 913,678.70
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Solution
The fourth proportional to 1,977,883.70, 2,967,322.98 and 913,678.70 is: 1,370,747.84
Step by Step Solution
- Step 1: Write the proportion equation
1,977,883.70 : 2,967,322.98 = 913,678.70 : x - Step 2: Convert to fraction form
1,977,883.70/2,967,322.98 = 913,678.70/x - Step 3: Cross multiply
1,977,883.70x = 2,967,322.98 × 913,678.70 - Step 4: Simplify right side
1,977,883.70x = 2,711,179,802,846.53 - Step 5: Solve for x
x = 2,711,179,802,846.53/1,977,883.70 - Step 6: Final answer
x = 1,370,747.84
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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.