Finding the Fourth Proportional to 4,387,124.08, 6,578,240.96 and 1,353,628.72
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Solution
The fourth proportional to 4,387,124.08, 6,578,240.96 and 1,353,628.72 is: 2,029,688.64
Step by Step Solution
- Step 1: Write the proportion equation
4,387,124.08 : 6,578,240.96 = 1,353,628.72 : x - Step 2: Convert to fraction form
4,387,124.08/6,578,240.96 = 1,353,628.72/x - Step 3: Cross multiply
4,387,124.08x = 6,578,240.96 × 1,353,628.72 - Step 4: Simplify right side
4,387,124.08x = 8,904,495,890,536.37 - Step 5: Solve for x
x = 8,904,495,890,536.37/4,387,124.08 - Step 6: Final answer
x = 2,029,688.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.