Finding the Fourth Proportional to 5,868,388.08, 8,796,368.16 and 1,974,137.28
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Solution
The fourth proportional to 5,868,388.08, 8,796,368.16 and 1,974,137.28 is: 2,959,115.53
Step by Step Solution
- Step 1: Write the proportion equation
5,868,388.08 : 8,796,368.16 = 1,974,137.28 : x - Step 2: Convert to fraction form
5,868,388.08/8,796,368.16 = 1,974,137.28/x - Step 3: Cross multiply
5,868,388.08x = 8,796,368.16 × 1,974,137.28 - Step 4: Simplify right side
5,868,388.08x = 17,365,238,313,261.01 - Step 5: Solve for x
x = 17,365,238,313,261.01/5,868,388.08 - Step 6: Final answer
x = 2,959,115.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.