Finding the Fourth Proportional to 1,423,863.42, 2,135,739.69 and 524,916.24
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Solution
The fourth proportional to 1,423,863.42, 2,135,739.69 and 524,916.24 is: 787,353.92
Step by Step Solution
- Step 1: Write the proportion equation
1,423,863.42 : 2,135,739.69 = 524,916.24 : x - Step 2: Convert to fraction form
1,423,863.42/2,135,739.69 = 524,916.24/x - Step 3: Cross multiply
1,423,863.42x = 2,135,739.69 × 524,916.24 - Step 4: Simplify right side
1,423,863.42x = 1,121,084,447,693.57 - Step 5: Solve for x
x = 1,121,084,447,693.57/1,423,863.42 - Step 6: Final answer
x = 787,353.92
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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.