Finding the Fourth Proportional to 5,787,588.24, 7,986,296.32 and 3,340,987.49
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Solution
The fourth proportional to 5,787,588.24, 7,986,296.32 and 3,340,987.49 is: 4,610,230.55
Step by Step Solution
- Step 1: Write the proportion equation
5,787,588.24 : 7,986,296.32 = 3,340,987.49 : x - Step 2: Convert to fraction form
5,787,588.24/7,986,296.32 = 3,340,987.49/x - Step 3: Cross multiply
5,787,588.24x = 7,986,296.32 × 3,340,987.49 - Step 4: Simplify right side
5,787,588.24x = 26,682,116,108,166.31 - Step 5: Solve for x
x = 26,682,116,108,166.31/5,787,588.24 - Step 6: Final answer
x = 4,610,230.55
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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.