Finding the Fourth Proportional to 5,146,900.12, 7,720,405.62 and 1,552,698.22
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Solution
The fourth proportional to 5,146,900.12, 7,720,405.62 and 1,552,698.22 is: 2,329,064.05
Step by Step Solution
- Step 1: Write the proportion equation
5,146,900.12 : 7,720,405.62 = 1,552,698.22 : x - Step 2: Convert to fraction form
5,146,900.12/7,720,405.62 = 1,552,698.22/x - Step 3: Cross multiply
5,146,900.12x = 7,720,405.62 × 1,552,698.22 - Step 4: Simplify right side
5,146,900.12x = 11,987,460,063,852.00 - Step 5: Solve for x
x = 11,987,460,063,852.00/5,146,900.12 - Step 6: Final answer
x = 2,329,064.05
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1.5x scale
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.