Finding the Fourth Proportional to 3,569,681.12, 5,356,649.14 and 1,295,382.96
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Solution
The fourth proportional to 3,569,681.12, 5,356,649.14 and 1,295,382.96 is: 1,943,846.46
Step by Step Solution
- Step 1: Write the proportion equation
3,569,681.12 : 5,356,649.14 = 1,295,382.96 : x - Step 2: Convert to fraction form
3,569,681.12/5,356,649.14 = 1,295,382.96/x - Step 3: Cross multiply
3,569,681.12x = 5,356,649.14 × 1,295,382.96 - Step 4: Simplify right side
3,569,681.12x = 6,938,912,015,416.20 - Step 5: Solve for x
x = 6,938,912,015,416.20/3,569,681.12 - Step 6: Final answer
x = 1,943,846.46
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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.