Finding the Fourth Proportional to 2,568,959.64, 3,545,119.94 and 1,423,015.96
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Solution
The fourth proportional to 2,568,959.64, 3,545,119.94 and 1,423,015.96 is: 1,963,737.45
Step by Step Solution
- Step 1: Write the proportion equation
2,568,959.64 : 3,545,119.94 = 1,423,015.96 : x - Step 2: Convert to fraction form
2,568,959.64/3,545,119.94 = 1,423,015.96/x - Step 3: Cross multiply
2,568,959.64x = 3,545,119.94 × 1,423,015.96 - Step 4: Simplify right side
2,568,959.64x = 5,044,762,254,734.24 - Step 5: Solve for x
x = 5,044,762,254,734.24/2,568,959.64 - Step 6: Final answer
x = 1,963,737.45
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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.