Finding the Fourth Proportional to 1,715,068.02, 2,366,623.17 and 990,149.70
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Solution
The fourth proportional to 1,715,068.02, 2,366,623.17 and 990,149.70 is: 1,366,308.04
Step by Step Solution
- Step 1: Write the proportion equation
1,715,068.02 : 2,366,623.17 = 990,149.70 : x - Step 2: Convert to fraction form
1,715,068.02/2,366,623.17 = 990,149.70/x - Step 3: Cross multiply
1,715,068.02x = 2,366,623.17 × 990,149.70 - Step 4: Simplify right side
1,715,068.02x = 2,343,311,221,788.55 - Step 5: Solve for x
x = 2,343,311,221,788.55/1,715,068.02 - Step 6: Final answer
x = 1,366,308.04
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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.