Finding the Fourth Proportional to 5,754,236.08, 7,940,829.40 and 3,175,898.32
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Solution
The fourth proportional to 5,754,236.08, 7,940,829.40 and 3,175,898.32 is: 4,382,730.64
Step by Step Solution
- Step 1: Write the proportion equation
5,754,236.08 : 7,940,829.40 = 3,175,898.32 : x - Step 2: Convert to fraction form
5,754,236.08/7,940,829.40 = 3,175,898.32/x - Step 3: Cross multiply
5,754,236.08x = 7,940,829.40 × 3,175,898.32 - Step 4: Simplify right side
5,754,236.08x = 25,219,266,750,866.61 - Step 5: Solve for x
x = 25,219,266,750,866.61/5,754,236.08 - Step 6: Final answer
x = 4,382,730.64
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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.