Finding the Fourth Proportional to 4,748,118.86, 6,552,406.49 and 2,572,663.73
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Solution
The fourth proportional to 4,748,118.86, 6,552,406.49 and 2,572,663.73 is: 3,550,277.28
Step by Step Solution
- Step 1: Write the proportion equation
4,748,118.86 : 6,552,406.49 = 2,572,663.73 : x - Step 2: Convert to fraction form
4,748,118.86/6,552,406.49 = 2,572,663.73/x - Step 3: Cross multiply
4,748,118.86x = 6,552,406.49 × 2,572,663.73 - Step 4: Simplify right side
4,748,118.86x = 16,857,138,475,414.26 - Step 5: Solve for x
x = 16,857,138,475,414.26/4,748,118.86 - Step 6: Final answer
x = 3,550,277.28
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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.