Finding the Fourth Proportional to 2,054,963.51, 2,835,779.99 and 1,137,231.48
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Solution
The fourth proportional to 2,054,963.51, 2,835,779.99 and 1,137,231.48 is: 1,569,340.90
Step by Step Solution
- Step 1: Write the proportion equation
2,054,963.51 : 2,835,779.99 = 1,137,231.48 : x - Step 2: Convert to fraction form
2,054,963.51/2,835,779.99 = 1,137,231.48/x - Step 3: Cross multiply
2,054,963.51x = 2,835,779.99 × 1,137,231.48 - Step 4: Simplify right side
2,054,963.51x = 3,224,938,269,295.93 - Step 5: Solve for x
x = 3,224,938,269,295.93/2,054,963.51 - Step 6: Final answer
x = 1,569,340.90
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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.