Finding the Fourth Proportional to 5,215,367.68, 7,197,510 and 2,924,265.76
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Solution
The fourth proportional to 5,215,367.68, 7,197,510 and 2,924,265.76 is: 4,035,656.42
Step by Step Solution
- Step 1: Write the proportion equation
5,215,367.68 : 7,197,510 = 2,924,265.76 : x - Step 2: Convert to fraction form
5,215,367.68/7,197,510 = 2,924,265.76/x - Step 3: Cross multiply
5,215,367.68x = 7,197,510 × 2,924,265.76 - Step 4: Simplify right side
5,215,367.68x = 21,047,432,050,257.60 - Step 5: Solve for x
x = 21,047,432,050,257.60/5,215,367.68 - Step 6: Final answer
x = 4,035,656.42
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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.