Finding the Fourth Proportional to 1,754,091.63, 2,631,137.54 and 424,395.63
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Solution
The fourth proportional to 1,754,091.63, 2,631,137.54 and 424,395.63 is: 636,593.46
Step by Step Solution
- Step 1: Write the proportion equation
1,754,091.63 : 2,631,137.54 = 424,395.63 : x - Step 2: Convert to fraction form
1,754,091.63/2,631,137.54 = 424,395.63/x - Step 3: Cross multiply
1,754,091.63x = 2,631,137.54 × 424,395.63 - Step 4: Simplify right side
1,754,091.63x = 1,116,643,261,810.25 - Step 5: Solve for x
x = 1,116,643,261,810.25/1,754,091.63 - Step 6: Final answer
x = 636,593.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.