Finding the Fourth Proportional to 5,019,117.76, 6,926,369.44 and 2,727,278.72
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Solution
The fourth proportional to 5,019,117.76, 6,926,369.44 and 2,727,278.72 is: 3,763,637.53
Step by Step Solution
- Step 1: Write the proportion equation
5,019,117.76 : 6,926,369.44 = 2,727,278.72 : x - Step 2: Convert to fraction form
5,019,117.76/6,926,369.44 = 2,727,278.72/x - Step 3: Cross multiply
5,019,117.76x = 6,926,369.44 × 2,727,278.72 - Step 4: Simplify right side
5,019,117.76x = 18,890,139,980,570.32 - Step 5: Solve for x
x = 18,890,139,980,570.32/5,019,117.76 - Step 6: Final answer
x = 3,763,637.53
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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.