Finding the Fourth Proportional to 1,863,292.97, 2,571,277.91 and 1,036,362.15
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Solution
The fourth proportional to 1,863,292.97, 2,571,277.91 and 1,036,362.15 is: 1,430,142.84
Step by Step Solution
- Step 1: Write the proportion equation
1,863,292.97 : 2,571,277.91 = 1,036,362.15 : x - Step 2: Convert to fraction form
1,863,292.97/2,571,277.91 = 1,036,362.15/x - Step 3: Cross multiply
1,863,292.97x = 2,571,277.91 × 1,036,362.15 - Step 4: Simplify right side
1,863,292.97x = 2,664,775,097,873.30 - Step 5: Solve for x
x = 2,664,775,097,873.30/1,863,292.97 - Step 6: Final answer
x = 1,430,142.84
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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.