Finding the Fourth Proportional to 1,941,740.90, 2,913,906.99 and 679,568.66
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Solution
The fourth proportional to 1,941,740.90, 2,913,906.99 and 679,568.66 is: 1,019,806.44
Step by Step Solution
- Step 1: Write the proportion equation
1,941,740.90 : 2,913,906.99 = 679,568.66 : x - Step 2: Convert to fraction form
1,941,740.90/2,913,906.99 = 679,568.66/x - Step 3: Cross multiply
1,941,740.90x = 2,913,906.99 × 679,568.66 - Step 4: Simplify right side
1,941,740.90x = 1,980,199,868,558.93 - Step 5: Solve for x
x = 1,980,199,868,558.93/1,941,740.90 - Step 6: Final answer
x = 1,019,806.44
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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.