Finding the Fourth Proportional to 1,495,121.52, 2,243,672.79 and 821,673.12
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Solution
The fourth proportional to 1,495,121.52, 2,243,672.79 and 821,673.12 is: 1,233,054.03
Step by Step Solution
- Step 1: Write the proportion equation
1,495,121.52 : 2,243,672.79 = 821,673.12 : x - Step 2: Convert to fraction form
1,495,121.52/2,243,672.79 = 821,673.12/x - Step 3: Cross multiply
1,495,121.52x = 2,243,672.79 × 821,673.12 - Step 4: Simplify right side
1,495,121.52x = 1,843,565,621,618.40 - Step 5: Solve for x
x = 1,843,565,621,618.40/1,495,121.52 - Step 6: Final answer
x = 1,233,054.03
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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.