Finding the Fourth Proportional to 3,288,727.56, 4,538,462.24 and 1,838,484.12
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Solution
The fourth proportional to 3,288,727.56, 4,538,462.24 and 1,838,484.12 is: 2,537,118.26
Step by Step Solution
- Step 1: Write the proportion equation
3,288,727.56 : 4,538,462.24 = 1,838,484.12 : x - Step 2: Convert to fraction form
3,288,727.56/4,538,462.24 = 1,838,484.12/x - Step 3: Cross multiply
3,288,727.56x = 4,538,462.24 × 1,838,484.12 - Step 4: Simplify right side
3,288,727.56x = 8,343,890,757,459.63 - Step 5: Solve for x
x = 8,343,890,757,459.63/3,288,727.56 - Step 6: Final answer
x = 2,537,118.26
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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.