Finding the Fourth Proportional to 1,841,908.93, 2,542,006.24 and 1,077,963.10
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Solution
The fourth proportional to 1,841,908.93, 2,542,006.24 and 1,077,963.10 is: 1,487,689.69
Step by Step Solution
- Step 1: Write the proportion equation
1,841,908.93 : 2,542,006.24 = 1,077,963.10 : x - Step 2: Convert to fraction form
1,841,908.93/2,542,006.24 = 1,077,963.10/x - Step 3: Cross multiply
1,841,908.93x = 2,542,006.24 × 1,077,963.10 - Step 4: Simplify right side
1,841,908.93x = 2,740,188,908,589.90 - Step 5: Solve for x
x = 2,740,188,908,589.90/1,841,908.93 - Step 6: Final answer
x = 1,487,689.69
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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.