Finding the Fourth Proportional to 1,366,765.09, 1,885,974.04 and 754,881.49
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Solution
The fourth proportional to 1,366,765.09, 1,885,974.04 and 754,881.49 is: 1,041,647.10
Step by Step Solution
- Step 1: Write the proportion equation
1,366,765.09 : 1,885,974.04 = 754,881.49 : x - Step 2: Convert to fraction form
1,366,765.09/1,885,974.04 = 754,881.49/x - Step 3: Cross multiply
1,366,765.09x = 1,885,974.04 × 754,881.49 - Step 4: Simplify right side
1,366,765.09x = 1,423,686,893,416.52 - Step 5: Solve for x
x = 1,423,686,893,416.52/1,366,765.09 - Step 6: Final answer
x = 1,041,647.10
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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.