Finding the Fourth Proportional to 3,717,811.70, 5,576,602.35 and 1,058,419.70
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Solution
The fourth proportional to 3,717,811.70, 5,576,602.35 and 1,058,419.70 is: 1,587,596.75
Step by Step Solution
- Step 1: Write the proportion equation
3,717,811.70 : 5,576,602.35 = 1,058,419.70 : x - Step 2: Convert to fraction form
3,717,811.70/5,576,602.35 = 1,058,419.70/x - Step 3: Cross multiply
3,717,811.70x = 5,576,602.35 × 1,058,419.70 - Step 4: Simplify right side
3,717,811.70x = 5,902,385,786,306.29 - Step 5: Solve for x
x = 5,902,385,786,306.29/3,717,811.70 - Step 6: Final answer
x = 1,587,596.75
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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.