Finding the Fourth Proportional to 1,927,614.53, 2,660,123.81 and 1,068,189.14
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Solution
The fourth proportional to 1,927,614.53, 2,660,123.81 and 1,068,189.14 is: 1,474,109.74
Step by Step Solution
- Step 1: Write the proportion equation
1,927,614.53 : 2,660,123.81 = 1,068,189.14 : x - Step 2: Convert to fraction form
1,927,614.53/2,660,123.81 = 1,068,189.14/x - Step 3: Cross multiply
1,927,614.53x = 2,660,123.81 × 1,068,189.14 - Step 4: Simplify right side
1,927,614.53x = 2,841,515,366,206.79 - Step 5: Solve for x
x = 2,841,515,366,206.79/1,927,614.53 - Step 6: Final answer
x = 1,474,109.74
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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.