Finding the Fourth Proportional to 1,754,091.28, 2,631,137.02 and 424,395.28
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Solution
The fourth proportional to 1,754,091.28, 2,631,137.02 and 424,395.28 is: 636,592.95
Step by Step Solution
- Step 1: Write the proportion equation
1,754,091.28 : 2,631,137.02 = 424,395.28 : x - Step 2: Convert to fraction form
1,754,091.28/2,631,137.02 = 424,395.28/x - Step 3: Cross multiply
1,754,091.28x = 2,631,137.02 × 424,395.28 - Step 4: Simplify right side
1,754,091.28x = 1,116,642,136,936.42 - Step 5: Solve for x
x = 1,116,642,136,936.42/1,754,091.28 - Step 6: Final answer
x = 636,592.95
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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.