Finding the Fourth Proportional to 2,816,120.01, 4,222,782.53 and 896,781.09
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Solution
The fourth proportional to 2,816,120.01, 4,222,782.53 and 896,781.09 is: 1,344,726.61
Step by Step Solution
- Step 1: Write the proportion equation
2,816,120.01 : 4,222,782.53 = 896,781.09 : x - Step 2: Convert to fraction form
2,816,120.01/4,222,782.53 = 896,781.09/x - Step 3: Cross multiply
2,816,120.01x = 4,222,782.53 × 896,781.09 - Step 4: Simplify right side
2,816,120.01x = 3,786,911,522,328.31 - Step 5: Solve for x
x = 3,786,911,522,328.31/2,816,120.01 - Step 6: Final answer
x = 1,344,726.61
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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.