Finding the Fourth Proportional to 1,471,553.85, 2,031,299.25 and 859,905.42
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Solution
The fourth proportional to 1,471,553.85, 2,031,299.25 and 859,905.42 is: 1,186,993.76
Step by Step Solution
- Step 1: Write the proportion equation
1,471,553.85 : 2,031,299.25 = 859,905.42 : x - Step 2: Convert to fraction form
1,471,553.85/2,031,299.25 = 859,905.42/x - Step 3: Cross multiply
1,471,553.85x = 2,031,299.25 × 859,905.42 - Step 4: Simplify right side
1,471,553.85x = 1,746,725,234,716.94 - Step 5: Solve for x
x = 1,746,725,234,716.94/1,471,553.85 - Step 6: Final answer
x = 1,186,993.76
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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.