Finding the Fourth Proportional to 4,867,264.88, 6,717,724.04 and 3,127,109.60
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Solution
The fourth proportional to 4,867,264.88, 6,717,724.04 and 3,127,109.60 is: 4,315,988.52
Step by Step Solution
- Step 1: Write the proportion equation
4,867,264.88 : 6,717,724.04 = 3,127,109.60 : x - Step 2: Convert to fraction form
4,867,264.88/6,717,724.04 = 3,127,109.60/x - Step 3: Cross multiply
4,867,264.88x = 6,717,724.04 × 3,127,109.60 - Step 4: Simplify right side
4,867,264.88x = 21,007,059,335,634.79 - Step 5: Solve for x
x = 21,007,059,335,634.79/4,867,264.88 - Step 6: Final answer
x = 4,315,988.52
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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.