Finding the Fourth Proportional to 1,786,591.32, 2,465,511.59 and 970,794.99
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Solution
The fourth proportional to 1,786,591.32, 2,465,511.59 and 970,794.99 is: 1,339,705.55
Step by Step Solution
- Step 1: Write the proportion equation
1,786,591.32 : 2,465,511.59 = 970,794.99 : x - Step 2: Convert to fraction form
1,786,591.32/2,465,511.59 = 970,794.99/x - Step 3: Cross multiply
1,786,591.32x = 2,465,511.59 × 970,794.99 - Step 4: Simplify right side
1,786,591.32x = 2,393,506,299,358.93 - Step 5: Solve for x
x = 2,393,506,299,358.93/1,786,591.32 - Step 6: Final answer
x = 1,339,705.55
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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.