Finding the Fourth Proportional to 1,593,876.21, 2,199,549.99 and 905,549.28
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Solution
The fourth proportional to 1,593,876.21, 2,199,549.99 and 905,549.28 is: 1,249,658.47
Step by Step Solution
- Step 1: Write the proportion equation
1,593,876.21 : 2,199,549.99 = 905,549.28 : x - Step 2: Convert to fraction form
1,593,876.21/2,199,549.99 = 905,549.28/x - Step 3: Cross multiply
1,593,876.21x = 2,199,549.99 × 905,549.28 - Step 4: Simplify right side
1,593,876.21x = 1,991,800,909,768.51 - Step 5: Solve for x
x = 1,991,800,909,768.51/1,593,876.21 - Step 6: Final answer
x = 1,249,658.47
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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.