Finding the Fourth Proportional to 4,713,385.92, 6,505,027.38 and 2,648,405.88
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Solution
The fourth proportional to 4,713,385.92, 6,505,027.38 and 2,648,405.88 is: 3,655,111.86
Step by Step Solution
- Step 1: Write the proportion equation
4,713,385.92 : 6,505,027.38 = 2,648,405.88 : x - Step 2: Convert to fraction form
4,713,385.92/6,505,027.38 = 2,648,405.88/x - Step 3: Cross multiply
4,713,385.92x = 6,505,027.38 × 2,648,405.88 - Step 4: Simplify right side
4,713,385.92x = 17,227,952,762,752.99 - Step 5: Solve for x
x = 17,227,952,762,752.99/4,713,385.92 - Step 6: Final answer
x = 3,655,111.86
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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.