Finding the Fourth Proportional to 1,711,660.56, 2,362,165.38 and 947,714.19
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Solution
The fourth proportional to 1,711,660.56, 2,362,165.38 and 947,714.19 is: 1,307,886.45
Step by Step Solution
- Step 1: Write the proportion equation
1,711,660.56 : 2,362,165.38 = 947,714.19 : x - Step 2: Convert to fraction form
1,711,660.56/2,362,165.38 = 947,714.19/x - Step 3: Cross multiply
1,711,660.56x = 2,362,165.38 × 947,714.19 - Step 4: Simplify right side
1,711,660.56x = 2,238,657,649,752.74 - Step 5: Solve for x
x = 2,238,657,649,752.74/1,711,660.56 - Step 6: Final answer
x = 1,307,886.45
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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.