Finding the Fourth Proportional to 5,032,830.26, 6,945,384.86 and 2,740,989.13
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Solution
The fourth proportional to 5,032,830.26, 6,945,384.86 and 2,740,989.13 is: 3,782,608.07
Step by Step Solution
- Step 1: Write the proportion equation
5,032,830.26 : 6,945,384.86 = 2,740,989.13 : x - Step 2: Convert to fraction form
5,032,830.26/6,945,384.86 = 2,740,989.13/x - Step 3: Cross multiply
5,032,830.26x = 6,945,384.86 × 2,740,989.13 - Step 4: Simplify right side
5,032,830.26x = 19,037,224,384,136.87 - Step 5: Solve for x
x = 19,037,224,384,136.87/5,032,830.26 - Step 6: Final answer
x = 3,782,608.07
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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.