Finding the Fourth Proportional to 3,011,120.29, 4,155,349.98 and 1,634,463.13
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Solution
The fourth proportional to 3,011,120.29, 4,155,349.98 and 1,634,463.13 is: 2,255,561.28
Step by Step Solution
- Step 1: Write the proportion equation
3,011,120.29 : 4,155,349.98 = 1,634,463.13 : x - Step 2: Convert to fraction form
3,011,120.29/4,155,349.98 = 1,634,463.13/x - Step 3: Cross multiply
3,011,120.29x = 4,155,349.98 × 1,634,463.13 - Step 4: Simplify right side
3,011,120.29x = 6,791,766,334,556.24 - Step 5: Solve for x
x = 6,791,766,334,556.24/3,011,120.29 - Step 6: Final answer
x = 2,255,561.28
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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.