Finding the Fourth Proportional to 1,484,795.70, 2,227,193.55 and 1,235,963.70
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Solution
The fourth proportional to 1,484,795.70, 2,227,193.55 and 1,235,963.70 is: 1,853,945.55
Step by Step Solution
- Step 1: Write the proportion equation
1,484,795.70 : 2,227,193.55 = 1,235,963.70 : x - Step 2: Convert to fraction form
1,484,795.70/2,227,193.55 = 1,235,963.70/x - Step 3: Cross multiply
1,484,795.70x = 2,227,193.55 × 1,235,963.70 - Step 4: Simplify right side
1,484,795.70x = 2,752,730,380,674.13 - Step 5: Solve for x
x = 2,752,730,380,674.13/1,484,795.70 - Step 6: Final answer
x = 1,853,945.55
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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.