Finding the Fourth Proportional to 6,353,803.26, 8,769,523.86 and 3,774,987.63
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Solution
The fourth proportional to 6,353,803.26, 8,769,523.86 and 3,774,987.63 is: 5,210,240.66
Step by Step Solution
- Step 1: Write the proportion equation
6,353,803.26 : 8,769,523.86 = 3,774,987.63 : x - Step 2: Convert to fraction form
6,353,803.26/8,769,523.86 = 3,774,987.63/x - Step 3: Cross multiply
6,353,803.26x = 8,769,523.86 × 3,774,987.63 - Step 4: Simplify right side
6,353,803.26x = 33,104,844,092,489.85 - Step 5: Solve for x
x = 33,104,844,092,489.85/6,353,803.26 - Step 6: Final answer
x = 5,210,240.66
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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.