Finding the Fourth Proportional to 2,342,449.18, 3,232,445.70 and 1,295,807.95
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Solution
The fourth proportional to 2,342,449.18, 3,232,445.70 and 1,295,807.95 is: 1,788,140.75
Step by Step Solution
- Step 1: Write the proportion equation
2,342,449.18 : 3,232,445.70 = 1,295,807.95 : x - Step 2: Convert to fraction form
2,342,449.18/3,232,445.70 = 1,295,807.95/x - Step 3: Cross multiply
2,342,449.18x = 3,232,445.70 × 1,295,807.95 - Step 4: Simplify right side
2,342,449.18x = 4,188,628,836,003.32 - Step 5: Solve for x
x = 4,188,628,836,003.32/2,342,449.18 - Step 6: Final answer
x = 1,788,140.75
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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.