Finding the Fourth Proportional to 1,342,772.74, 1,853,050.01 and 730,943.09
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Solution
The fourth proportional to 1,342,772.74, 1,853,050.01 and 730,943.09 is: 1,008,714.33
Step by Step Solution
- Step 1: Write the proportion equation
1,342,772.74 : 1,853,050.01 = 730,943.09 : x - Step 2: Convert to fraction form
1,342,772.74/1,853,050.01 = 730,943.09/x - Step 3: Cross multiply
1,342,772.74x = 1,853,050.01 × 730,943.09 - Step 4: Simplify right side
1,342,772.74x = 1,354,474,100,233.93 - Step 5: Solve for x
x = 1,354,474,100,233.93/1,342,772.74 - Step 6: Final answer
x = 1,008,714.33
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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.