Finding the Fourth Proportional to 5,819,861.34, 8,031,812.31 and 3,528,118.62
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Solution
The fourth proportional to 5,819,861.34, 8,031,812.31 and 3,528,118.62 is: 4,869,048.40
Step by Step Solution
- Step 1: Write the proportion equation
5,819,861.34 : 8,031,812.31 = 3,528,118.62 : x - Step 2: Convert to fraction form
5,819,861.34/8,031,812.31 = 3,528,118.62/x - Step 3: Cross multiply
5,819,861.34x = 8,031,812.31 × 3,528,118.62 - Step 4: Simplify right side
5,819,861.34x = 28,337,186,563,256.21 - Step 5: Solve for x
x = 28,337,186,563,256.21/5,819,861.34 - Step 6: Final answer
x = 4,869,048.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.