Finding the Fourth Proportional to 1,241,270.86, 1,862,052.11 and 442,665.94
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Solution
The fourth proportional to 1,241,270.86, 1,862,052.11 and 442,665.94 is: 664,050.91
Step by Step Solution
- Step 1: Write the proportion equation
1,241,270.86 : 1,862,052.11 = 442,665.94 : x - Step 2: Convert to fraction form
1,241,270.86/1,862,052.11 = 442,665.94/x - Step 3: Cross multiply
1,241,270.86x = 1,862,052.11 × 442,665.94 - Step 4: Simplify right side
1,241,270.86x = 824,267,047,602.13 - Step 5: Solve for x
x = 824,267,047,602.13/1,241,270.86 - Step 6: Final answer
x = 664,050.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.