Finding the Fourth Proportional to 5,058,898.26, 7,588,277.18 and 1,220,688.62
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Solution
The fourth proportional to 5,058,898.26, 7,588,277.18 and 1,220,688.62 is: 1,831,015.99
Step by Step Solution
- Step 1: Write the proportion equation
5,058,898.26 : 7,588,277.18 = 1,220,688.62 : x - Step 2: Convert to fraction form
5,058,898.26/7,588,277.18 = 1,220,688.62/x - Step 3: Cross multiply
5,058,898.26x = 7,588,277.18 × 1,220,688.62 - Step 4: Simplify right side
5,058,898.26x = 9,262,923,599,031.69 - Step 5: Solve for x
x = 9,262,923,599,031.69/5,058,898.26 - Step 6: Final answer
x = 1,831,015.99
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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.