Finding the Fourth Proportional to 1,248,684.36, 1,723,184.40 and 675,724.53
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Solution
The fourth proportional to 1,248,684.36, 1,723,184.40 and 675,724.53 is: 932,499.84
Step by Step Solution
- Step 1: Write the proportion equation
1,248,684.36 : 1,723,184.40 = 675,724.53 : x - Step 2: Convert to fraction form
1,248,684.36/1,723,184.40 = 675,724.53/x - Step 3: Cross multiply
1,248,684.36x = 1,723,184.40 × 675,724.53 - Step 4: Simplify right side
1,248,684.36x = 1,164,397,968,793.33 - Step 5: Solve for x
x = 1,164,397,968,793.33/1,248,684.36 - Step 6: Final answer
x = 932,499.84
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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.