Finding the Fourth Proportional to 2,578,533.04, 3,557,599.60 and 1,545,663.97
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Solution
The fourth proportional to 2,578,533.04, 3,557,599.60 and 1,545,663.97 is: 2,132,551.12
Step by Step Solution
- Step 1: Write the proportion equation
2,578,533.04 : 3,557,599.60 = 1,545,663.97 : x - Step 2: Convert to fraction form
2,578,533.04/3,557,599.60 = 1,545,663.97/x - Step 3: Cross multiply
2,578,533.04x = 3,557,599.60 × 1,545,663.97 - Step 4: Simplify right side
2,578,533.04x = 5,498,853,521,406.41 - Step 5: Solve for x
x = 5,498,853,521,406.41/2,578,533.04 - Step 6: Final answer
x = 2,132,551.12
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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.