Finding the Fourth Proportional to 1,772,026.17, 2,659,458.08 and 919,342.21
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Solution
The fourth proportional to 1,772,026.17, 2,659,458.08 and 919,342.21 is: 1,379,749.41
Step by Step Solution
- Step 1: Write the proportion equation
1,772,026.17 : 2,659,458.08 = 919,342.21 : x - Step 2: Convert to fraction form
1,772,026.17/2,659,458.08 = 919,342.21/x - Step 3: Cross multiply
1,772,026.17x = 2,659,458.08 × 919,342.21 - Step 4: Simplify right side
1,772,026.17x = 2,444,952,068,669.56 - Step 5: Solve for x
x = 2,444,952,068,669.56/1,772,026.17 - Step 6: Final answer
x = 1,379,749.41
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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.