Finding the Fourth Proportional to 5,085,542.88, 7,018,053.84 and 2,793,852
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Solution
The fourth proportional to 5,085,542.88, 7,018,053.84 and 2,793,852 is: 3,855,518.32
Step by Step Solution
- Step 1: Write the proportion equation
5,085,542.88 : 7,018,053.84 = 2,793,852 : x - Step 2: Convert to fraction form
5,085,542.88/7,018,053.84 = 2,793,852/x - Step 3: Cross multiply
5,085,542.88x = 7,018,053.84 × 2,793,852 - Step 4: Simplify right side
5,085,542.88x = 19,607,403,756,991.68 - Step 5: Solve for x
x = 19,607,403,756,991.68/5,085,542.88 - Step 6: Final answer
x = 3,855,518.32
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1.5x scale
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.