Finding the Fourth Proportional to 3,214,974.67, 4,440,347.26 and 2,117,312.88
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Solution
The fourth proportional to 3,214,974.67, 4,440,347.26 and 2,117,312.88 is: 2,924,316.80
Step by Step Solution
- Step 1: Write the proportion equation
3,214,974.67 : 4,440,347.26 = 2,117,312.88 : x - Step 2: Convert to fraction form
3,214,974.67/4,440,347.26 = 2,117,312.88/x - Step 3: Cross multiply
3,214,974.67x = 4,440,347.26 × 2,117,312.88 - Step 4: Simplify right side
3,214,974.67x = 9,401,604,445,270.71 - Step 5: Solve for x
x = 9,401,604,445,270.71/3,214,974.67 - Step 6: Final answer
x = 2,924,316.80
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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.