Finding the Fourth Proportional to 1,689,382.32, 2,534,404.08 and 742,750.08
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Solution
The fourth proportional to 1,689,382.32, 2,534,404.08 and 742,750.08 is: 1,114,270.47
Step by Step Solution
- Step 1: Write the proportion equation
1,689,382.32 : 2,534,404.08 = 742,750.08 : x - Step 2: Convert to fraction form
1,689,382.32/2,534,404.08 = 742,750.08/x - Step 3: Cross multiply
1,689,382.32x = 2,534,404.08 × 742,750.08 - Step 4: Simplify right side
1,689,382.32x = 1,882,428,833,172.33 - Step 5: Solve for x
x = 1,882,428,833,172.33/1,689,382.32 - Step 6: Final answer
x = 1,114,270.47
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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.