Finding the Fourth Proportional to 2,728,095.15, 3,765,110.73 and 1,566,905.07
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Solution
The fourth proportional to 2,728,095.15, 3,765,110.73 and 1,566,905.07 is: 2,162,523.95
Step by Step Solution
- Step 1: Write the proportion equation
2,728,095.15 : 3,765,110.73 = 1,566,905.07 : x - Step 2: Convert to fraction form
2,728,095.15/3,765,110.73 = 1,566,905.07/x - Step 3: Cross multiply
2,728,095.15x = 3,765,110.73 × 1,566,905.07 - Step 4: Simplify right side
2,728,095.15x = 5,899,571,091,948.40 - Step 5: Solve for x
x = 5,899,571,091,948.40/2,728,095.15 - Step 6: Final answer
x = 2,162,523.95
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1.5x scale
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.