Finding the Fourth Proportional to 2,824,651.62, 3,898,044.33 and 1,535,494.08
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Solution
The fourth proportional to 2,824,651.62, 3,898,044.33 and 1,535,494.08 is: 2,118,995.47
Step by Step Solution
- Step 1: Write the proportion equation
2,824,651.62 : 3,898,044.33 = 1,535,494.08 : x - Step 2: Convert to fraction form
2,824,651.62/3,898,044.33 = 1,535,494.08/x - Step 3: Cross multiply
2,824,651.62x = 3,898,044.33 × 1,535,494.08 - Step 4: Simplify right side
2,824,651.62x = 5,985,423,992,292.57 - Step 5: Solve for x
x = 5,985,423,992,292.57/2,824,651.62 - Step 6: Final answer
x = 2,118,995.47
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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.