Finding the Fourth Proportional to 2,569,462.68, 3,545,974.60 and 1,423,542.98
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Solution
The fourth proportional to 2,569,462.68, 3,545,974.60 and 1,423,542.98 is: 1,964,553.64
Step by Step Solution
- Step 1: Write the proportion equation
2,569,462.68 : 3,545,974.60 = 1,423,542.98 : x - Step 2: Convert to fraction form
2,569,462.68/3,545,974.60 = 1,423,542.98/x - Step 3: Cross multiply
2,569,462.68x = 3,545,974.60 × 1,423,542.98 - Step 4: Simplify right side
2,569,462.68x = 5,047,847,249,088.31 - Step 5: Solve for x
x = 5,047,847,249,088.31/2,569,462.68 - Step 6: Final answer
x = 1,964,553.64
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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.