Finding the Fourth Proportional to 2,521,214.52, 3,479,566.41 and 1,403,715.84
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Solution
The fourth proportional to 2,521,214.52, 3,479,566.41 and 1,403,715.84 is: 1,937,289.53
Step by Step Solution
- Step 1: Write the proportion equation
2,521,214.52 : 3,479,566.41 = 1,403,715.84 : x - Step 2: Convert to fraction form
2,521,214.52/3,479,566.41 = 1,403,715.84/x - Step 3: Cross multiply
2,521,214.52x = 3,479,566.41 × 1,403,715.84 - Step 4: Simplify right side
2,521,214.52x = 4,884,322,486,048.93 - Step 5: Solve for x
x = 4,884,322,486,048.93/2,521,214.52 - Step 6: Final answer
x = 1,937,289.53
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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.