Finding the Fourth Proportional to 4,865,365.20, 6,713,850.35 and 2,689,934.44
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Solution
The fourth proportional to 4,865,365.20, 6,713,850.35 and 2,689,934.44 is: 3,711,914.02
Step by Step Solution
- Step 1: Write the proportion equation
4,865,365.20 : 6,713,850.35 = 2,689,934.44 : x - Step 2: Convert to fraction form
4,865,365.20/6,713,850.35 = 2,689,934.44/x - Step 3: Cross multiply
4,865,365.20x = 6,713,850.35 × 2,689,934.44 - Step 4: Simplify right side
4,865,365.20x = 18,059,817,281,471.05 - Step 5: Solve for x
x = 18,059,817,281,471.05/4,865,365.20 - Step 6: Final answer
x = 3,711,914.02
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1.5x scale
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.