Finding the Fourth Proportional to 1,922,142.24, 2,651,974.16 and 1,341,349.92
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Solution
The fourth proportional to 1,922,142.24, 2,651,974.16 and 1,341,349.92 is: 1,850,656.65
Step by Step Solution
- Step 1: Write the proportion equation
1,922,142.24 : 2,651,974.16 = 1,341,349.92 : x - Step 2: Convert to fraction form
1,922,142.24/2,651,974.16 = 1,341,349.92/x - Step 3: Cross multiply
1,922,142.24x = 2,651,974.16 × 1,341,349.92 - Step 4: Simplify right side
1,922,142.24x = 3,557,225,327,358.07 - Step 5: Solve for x
x = 3,557,225,327,358.07/1,922,142.24 - Step 6: Final answer
x = 1,850,656.65
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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.