Finding the Fourth Proportional to 1,829,621.55, 2,524,840.02 and 1,013,818.08
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Solution
The fourth proportional to 1,829,621.55, 2,524,840.02 and 1,013,818.08 is: 1,399,048.05
Step by Step Solution
- Step 1: Write the proportion equation
1,829,621.55 : 2,524,840.02 = 1,013,818.08 : x - Step 2: Convert to fraction form
1,829,621.55/2,524,840.02 = 1,013,818.08/x - Step 3: Cross multiply
1,829,621.55x = 2,524,840.02 × 1,013,818.08 - Step 4: Simplify right side
1,829,621.55x = 2,559,728,461,383.56 - Step 5: Solve for x
x = 2,559,728,461,383.56/1,829,621.55 - Step 6: Final answer
x = 1,399,048.05
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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.