Finding the Fourth Proportional to 3,443,038.92, 4,751,970.30 and 1,992,484.44
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Solution
The fourth proportional to 3,443,038.92, 4,751,970.30 and 1,992,484.44 is: 2,749,962.20
Step by Step Solution
- Step 1: Write the proportion equation
3,443,038.92 : 4,751,970.30 = 1,992,484.44 : x - Step 2: Convert to fraction form
3,443,038.92/4,751,970.30 = 1,992,484.44/x - Step 3: Cross multiply
3,443,038.92x = 4,751,970.30 × 1,992,484.44 - Step 4: Simplify right side
3,443,038.92x = 9,468,226,882,092.13 - Step 5: Solve for x
x = 9,468,226,882,092.13/3,443,038.92 - Step 6: Final answer
x = 2,749,962.20
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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.