Finding the Fourth Proportional to 3,490,029.18, 5,232,220.11 and 1,569,533.96
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Solution
The fourth proportional to 3,490,029.18, 5,232,220.11 and 1,569,533.96 is: 2,353,031.09
Step by Step Solution
- Step 1: Write the proportion equation
3,490,029.18 : 5,232,220.11 = 1,569,533.96 : x - Step 2: Convert to fraction form
3,490,029.18/5,232,220.11 = 1,569,533.96/x - Step 3: Cross multiply
3,490,029.18x = 5,232,220.11 × 1,569,533.96 - Step 4: Simplify right side
3,490,029.18x = 8,212,147,161,920.49 - Step 5: Solve for x
x = 8,212,147,161,920.49/3,490,029.18 - Step 6: Final answer
x = 2,353,031.09
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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.