Finding the Fourth Proportional to 3,571,656.84, 5,357,470.68 and 1,297,176.84
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Solution
The fourth proportional to 3,571,656.84, 5,357,470.68 and 1,297,176.84 is: 1,945,759.96
Step by Step Solution
- Step 1: Write the proportion equation
3,571,656.84 : 5,357,470.68 = 1,297,176.84 : x - Step 2: Convert to fraction form
3,571,656.84/5,357,470.68 = 1,297,176.84/x - Step 3: Cross multiply
3,571,656.84x = 5,357,470.68 × 1,297,176.84 - Step 4: Simplify right side
3,571,656.84x = 6,949,586,887,075.05 - Step 5: Solve for x
x = 6,949,586,887,075.05/3,571,656.84 - Step 6: Final answer
x = 1,945,759.96
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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.