Finding the Fourth Proportional to 2,674,864.08, 3,691,312.02 and 1,528,969.02
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Solution
The fourth proportional to 2,674,864.08, 3,691,312.02 and 1,528,969.02 is: 2,109,977.01
Step by Step Solution
- Step 1: Write the proportion equation
2,674,864.08 : 3,691,312.02 = 1,528,969.02 : x - Step 2: Convert to fraction form
2,674,864.08/3,691,312.02 = 1,528,969.02/x - Step 3: Cross multiply
2,674,864.08x = 3,691,312.02 × 1,528,969.02 - Step 4: Simplify right side
2,674,864.08x = 5,643,901,721,733.62 - Step 5: Solve for x
x = 5,643,901,721,733.62/2,674,864.08 - Step 6: Final answer
x = 2,109,977.01
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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.