Finding the Fourth Proportional to 2,924,965.18, 4,036,282.95 and 1,618,139.26
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Solution
The fourth proportional to 2,924,965.18, 4,036,282.95 and 1,618,139.26 is: 2,232,938.69
Step by Step Solution
- Step 1: Write the proportion equation
2,924,965.18 : 4,036,282.95 = 1,618,139.26 : x - Step 2: Convert to fraction form
2,924,965.18/4,036,282.95 = 1,618,139.26/x - Step 3: Cross multiply
2,924,965.18x = 4,036,282.95 × 1,618,139.26 - Step 4: Simplify right side
2,924,965.18x = 6,531,267,905,863.62 - Step 5: Solve for x
x = 6,531,267,905,863.62/2,924,965.18 - Step 6: Final answer
x = 2,232,938.69
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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.