Finding the Fourth Proportional to 3,171,537.99, 4,757,264.46 and 775,403.28
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Solution
The fourth proportional to 3,171,537.99, 4,757,264.46 and 775,403.28 is: 1,163,094.52
Step by Step Solution
- Step 1: Write the proportion equation
3,171,537.99 : 4,757,264.46 = 775,403.28 : x - Step 2: Convert to fraction form
3,171,537.99/4,757,264.46 = 775,403.28/x - Step 3: Cross multiply
3,171,537.99x = 4,757,264.46 × 775,403.28 - Step 4: Simplify right side
3,171,537.99x = 3,688,798,466,111.43 - Step 5: Solve for x
x = 3,688,798,466,111.43/3,171,537.99 - Step 6: Final answer
x = 1,163,094.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.