Finding the Fourth Proportional to 5,782,918.52, 7,980,472.14 and 3,204,641
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Solution
The fourth proportional to 5,782,918.52, 7,980,472.14 and 3,204,641 is: 4,422,429.29
Step by Step Solution
- Step 1: Write the proportion equation
5,782,918.52 : 7,980,472.14 = 3,204,641 : x - Step 2: Convert to fraction form
5,782,918.52/7,980,472.14 = 3,204,641/x - Step 3: Cross multiply
5,782,918.52x = 7,980,472.14 × 3,204,641 - Step 4: Simplify right side
5,782,918.52x = 25,574,548,219,201.74 - Step 5: Solve for x
x = 25,574,548,219,201.74/5,782,918.52 - Step 6: Final answer
x = 4,422,429.29
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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.