Finding the Fourth Proportional to 2,213,848.68, 3,320,775.45 and 616,415.28
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Solution
The fourth proportional to 2,213,848.68, 3,320,775.45 and 616,415.28 is: 924,623.60
Step by Step Solution
- Step 1: Write the proportion equation
2,213,848.68 : 3,320,775.45 = 616,415.28 : x - Step 2: Convert to fraction form
2,213,848.68/3,320,775.45 = 616,415.28/x - Step 3: Cross multiply
2,213,848.68x = 3,320,775.45 × 616,415.28 - Step 4: Simplify right side
2,213,848.68x = 2,046,976,728,828.88 - Step 5: Solve for x
x = 2,046,976,728,828.88/2,213,848.68 - Step 6: Final answer
x = 924,623.60
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1.5x scale
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.