Finding the Fourth Proportional to 2,432,511.36, 3,356,960.34 and 1,615,305.96
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Solution
The fourth proportional to 2,432,511.36, 3,356,960.34 and 1,615,305.96 is: 2,229,185.09
Step by Step Solution
- Step 1: Write the proportion equation
2,432,511.36 : 3,356,960.34 = 1,615,305.96 : x - Step 2: Convert to fraction form
2,432,511.36/3,356,960.34 = 1,615,305.96/x - Step 3: Cross multiply
2,432,511.36x = 3,356,960.34 × 1,615,305.96 - Step 4: Simplify right side
2,432,511.36x = 5,422,518,044,685.63 - Step 5: Solve for x
x = 5,422,518,044,685.63/2,432,511.36 - Step 6: Final answer
x = 2,229,185.09
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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.