Finding the Fourth Proportional to 4,293,987.28, 5,925,717.48 and 2,360,415.76
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Solution
The fourth proportional to 4,293,987.28, 5,925,717.48 and 2,360,415.76 is: 3,257,382.01
Step by Step Solution
- Step 1: Write the proportion equation
4,293,987.28 : 5,925,717.48 = 2,360,415.76 : x - Step 2: Convert to fraction form
4,293,987.28/5,925,717.48 = 2,360,415.76/x - Step 3: Cross multiply
4,293,987.28x = 5,925,717.48 × 2,360,415.76 - Step 4: Simplify right side
4,293,987.28x = 13,987,156,929,099.48 - Step 5: Solve for x
x = 13,987,156,929,099.48/4,293,987.28 - Step 6: Final answer
x = 3,257,382.01
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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.