Finding the Fourth Proportional to 1,790,134.62, 2,470,396.04 and 974,336.35
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Solution
The fourth proportional to 1,790,134.62, 2,470,396.04 and 974,336.35 is: 1,344,589.75
Step by Step Solution
- Step 1: Write the proportion equation
1,790,134.62 : 2,470,396.04 = 974,336.35 : x - Step 2: Convert to fraction form
1,790,134.62/2,470,396.04 = 974,336.35/x - Step 3: Cross multiply
1,790,134.62x = 2,470,396.04 × 974,336.35 - Step 4: Simplify right side
1,790,134.62x = 2,406,996,660,668.05 - Step 5: Solve for x
x = 2,406,996,660,668.05/1,790,134.62 - Step 6: Final answer
x = 1,344,589.75
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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.