Finding the Fourth Proportional to 1,553,818.08, 2,144,309.04 and 874,778.88
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Solution
The fourth proportional to 1,553,818.08, 2,144,309.04 and 874,778.88 is: 1,207,217.42
Step by Step Solution
- Step 1: Write the proportion equation
1,553,818.08 : 2,144,309.04 = 874,778.88 : x - Step 2: Convert to fraction form
1,553,818.08/2,144,309.04 = 874,778.88/x - Step 3: Cross multiply
1,553,818.08x = 2,144,309.04 × 874,778.88 - Step 4: Simplify right side
1,553,818.08x = 1,875,796,260,385.08 - Step 5: Solve for x
x = 1,875,796,260,385.08/1,553,818.08 - Step 6: Final answer
x = 1,207,217.42
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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.