Finding the Fourth Proportional to 1,227,371.01, 1,840,440.81 and 715,202.04
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Solution
The fourth proportional to 1,227,371.01, 1,840,440.81 and 715,202.04 is: 1,072,444.28
Step by Step Solution
- Step 1: Write the proportion equation
1,227,371.01 : 1,840,440.81 = 715,202.04 : x - Step 2: Convert to fraction form
1,227,371.01/1,840,440.81 = 715,202.04/x - Step 3: Cross multiply
1,227,371.01x = 1,840,440.81 × 715,202.04 - Step 4: Simplify right side
1,227,371.01x = 1,316,287,021,811.25 - Step 5: Solve for x
x = 1,316,287,021,811.25/1,227,371.01 - Step 6: Final answer
x = 1,072,444.28
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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.