Finding the Fourth Proportional to 5,806,643.83, 8,709,402.93 and 1,763,167.19
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Solution
The fourth proportional to 5,806,643.83, 8,709,402.93 and 1,763,167.19 is: 2,644,579.88
Step by Step Solution
- Step 1: Write the proportion equation
5,806,643.83 : 8,709,402.93 = 1,763,167.19 : x - Step 2: Convert to fraction form
5,806,643.83/8,709,402.93 = 1,763,167.19/x - Step 3: Cross multiply
5,806,643.83x = 8,709,402.93 × 1,763,167.19 - Step 4: Simplify right side
5,806,643.83x = 15,356,133,440,506.97 - Step 5: Solve for x
x = 15,356,133,440,506.97/5,806,643.83 - Step 6: Final answer
x = 2,644,579.88
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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.