Finding the Fourth Proportional to 3,924,014.70, 5,506,217.70 and 3,924,014.70
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Solution
The fourth proportional to 3,924,014.70, 5,506,217.70 and 3,924,014.70 is: 5,506,217.70
Step by Step Solution
- Step 1: Write the proportion equation
3,924,014.70 : 5,506,217.70 = 3,924,014.70 : x - Step 2: Convert to fraction form
3,924,014.70/5,506,217.70 = 3,924,014.70/x - Step 3: Cross multiply
3,924,014.70x = 5,506,217.70 × 3,924,014.70 - Step 4: Simplify right side
3,924,014.70x = 21,606,479,196,200.19 - Step 5: Solve for x
x = 21,606,479,196,200.19/3,924,014.70 - Step 6: Final answer
x = 5,506,217.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.