Finding the Fourth Proportional to 1,607,156.53, 2,217,729.16 and 953,669.68
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Solution
The fourth proportional to 1,607,156.53, 2,217,729.16 and 953,669.68 is: 1,315,977.02
Step by Step Solution
- Step 1: Write the proportion equation
1,607,156.53 : 2,217,729.16 = 953,669.68 : x - Step 2: Convert to fraction form
1,607,156.53/2,217,729.16 = 953,669.68/x - Step 3: Cross multiply
1,607,156.53x = 2,217,729.16 × 953,669.68 - Step 4: Simplify right side
1,607,156.53x = 2,114,981,058,343.87 - Step 5: Solve for x
x = 2,114,981,058,343.87/1,607,156.53 - Step 6: Final answer
x = 1,315,977.02
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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.