Finding the Fourth Proportional to 1,964,316.70, 2,710,729.83 and 1,104,877.54
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Solution
The fourth proportional to 1,964,316.70, 2,710,729.83 and 1,104,877.54 is: 1,524,715.70
Step by Step Solution
- Step 1: Write the proportion equation
1,964,316.70 : 2,710,729.83 = 1,104,877.54 : x - Step 2: Convert to fraction form
1,964,316.70/2,710,729.83 = 1,104,877.54/x - Step 3: Cross multiply
1,964,316.70x = 2,710,729.83 × 1,104,877.54 - Step 4: Simplify right side
1,964,316.70x = 2,995,024,506,175.02 - Step 5: Solve for x
x = 2,995,024,506,175.02/1,964,316.70 - Step 6: Final answer
x = 1,524,715.70
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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.