Finding the Fourth Proportional to 4,929,936.12, 6,803,265.06 and 2,754,853.92
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Solution
The fourth proportional to 4,929,936.12, 6,803,265.06 and 2,754,853.92 is: 3,801,672.27
Step by Step Solution
- Step 1: Write the proportion equation
4,929,936.12 : 6,803,265.06 = 2,754,853.92 : x - Step 2: Convert to fraction form
4,929,936.12/6,803,265.06 = 2,754,853.92/x - Step 3: Cross multiply
4,929,936.12x = 6,803,265.06 × 2,754,853.92 - Step 4: Simplify right side
4,929,936.12x = 18,742,001,419,340.04 - Step 5: Solve for x
x = 18,742,001,419,340.04/4,929,936.12 - Step 6: Final answer
x = 3,801,672.27
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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.