Finding the Fourth Proportional to 3,599,557, 4,967,492.34 and 1,990,028.68
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Solution
The fourth proportional to 3,599,557, 4,967,492.34 and 1,990,028.68 is: 2,746,296.90
Step by Step Solution
- Step 1: Write the proportion equation
3,599,557 : 4,967,492.34 = 1,990,028.68 : x - Step 2: Convert to fraction form
3,599,557/4,967,492.34 = 1,990,028.68/x - Step 3: Cross multiply
3,599,557x = 4,967,492.34 × 1,990,028.68 - Step 4: Simplify right side
3,599,557x = 9,885,452,224,280.31 - Step 5: Solve for x
x = 9,885,452,224,280.31/3,599,557 - Step 6: Final answer
x = 2,746,296.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.