Finding the Fourth Proportional to 1,843,270.84, 2,543,677.36 and 1,027,425.88
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Solution
The fourth proportional to 1,843,270.84, 2,543,677.36 and 1,027,425.88 is: 1,417,827.42
Step by Step Solution
- Step 1: Write the proportion equation
1,843,270.84 : 2,543,677.36 = 1,027,425.88 : x - Step 2: Convert to fraction form
1,843,270.84/2,543,677.36 = 1,027,425.88/x - Step 3: Cross multiply
1,843,270.84x = 2,543,677.36 × 1,027,425.88 - Step 4: Simplify right side
1,843,270.84x = 2,613,439,941,106.32 - Step 5: Solve for x
x = 2,613,439,941,106.32/1,843,270.84 - Step 6: Final answer
x = 1,417,827.42
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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.