Finding the Fourth Proportional to 2,845,618.12, 4,268,434.47 and 1,162,721.62
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Solution
The fourth proportional to 2,845,618.12, 4,268,434.47 and 1,162,721.62 is: 1,744,085.41
Step by Step Solution
- Step 1: Write the proportion equation
2,845,618.12 : 4,268,434.47 = 1,162,721.62 : x - Step 2: Convert to fraction form
2,845,618.12/4,268,434.47 = 1,162,721.62/x - Step 3: Cross multiply
2,845,618.12x = 4,268,434.47 × 1,162,721.62 - Step 4: Simplify right side
2,845,618.12x = 4,963,001,041,822.24 - Step 5: Solve for x
x = 4,963,001,041,822.24/2,845,618.12 - Step 6: Final answer
x = 1,744,085.41
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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.