Finding the Fourth Proportional to 2,962,342.44, 4,086,875.18 and 1,721,746.64
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Solution
The fourth proportional to 2,962,342.44, 4,086,875.18 and 1,721,746.64 is: 2,375,337.68
Step by Step Solution
- Step 1: Write the proportion equation
2,962,342.44 : 4,086,875.18 = 1,721,746.64 : x - Step 2: Convert to fraction form
2,962,342.44/4,086,875.18 = 1,721,746.64/x - Step 3: Cross multiply
2,962,342.44x = 4,086,875.18 × 1,721,746.64 - Step 4: Simplify right side
2,962,342.44x = 7,036,563,609,264.40 - Step 5: Solve for x
x = 7,036,563,609,264.40/2,962,342.44 - Step 6: Final answer
x = 2,375,337.68
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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.