Finding the Fourth Proportional to 3,695,974.14, 5,100,389.64 and 2,064,405.36
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Solution
The fourth proportional to 3,695,974.14, 5,100,389.64 and 2,064,405.36 is: 2,848,848.86
Step by Step Solution
- Step 1: Write the proportion equation
3,695,974.14 : 5,100,389.64 = 2,064,405.36 : x - Step 2: Convert to fraction form
3,695,974.14/5,100,389.64 = 2,064,405.36/x - Step 3: Cross multiply
3,695,974.14x = 5,100,389.64 × 2,064,405.36 - Step 4: Simplify right side
3,695,974.14x = 10,529,271,710,904.47 - Step 5: Solve for x
x = 10,529,271,710,904.47/3,695,974.14 - Step 6: Final answer
x = 2,848,848.86
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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.