Finding the Fourth Proportional to 2,980,229.09, 4,470,344.10 and 958,428.70
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Solution
The fourth proportional to 2,980,229.09, 4,470,344.10 and 958,428.70 is: 1,437,643.20
Step by Step Solution
- Step 1: Write the proportion equation
2,980,229.09 : 4,470,344.10 = 958,428.70 : x - Step 2: Convert to fraction form
2,980,229.09/4,470,344.10 = 958,428.70/x - Step 3: Cross multiply
2,980,229.09x = 4,470,344.10 × 958,428.70 - Step 4: Simplify right side
2,980,229.09x = 4,284,506,084,315.67 - Step 5: Solve for x
x = 4,284,506,084,315.67/2,980,229.09 - Step 6: Final answer
x = 1,437,643.20
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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.