Finding the Fourth Proportional to 1,573,006.84, 2,170,656.79 and 875,269.09
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Solution
The fourth proportional to 1,573,006.84, 2,170,656.79 and 875,269.09 is: 1,207,819.79
Step by Step Solution
- Step 1: Write the proportion equation
1,573,006.84 : 2,170,656.79 = 875,269.09 : x - Step 2: Convert to fraction form
1,573,006.84/2,170,656.79 = 875,269.09/x - Step 3: Cross multiply
1,573,006.84x = 2,170,656.79 × 875,269.09 - Step 4: Simplify right side
1,573,006.84x = 1,899,908,793,285.62 - Step 5: Solve for x
x = 1,899,908,793,285.62/1,573,006.84 - Step 6: Final answer
x = 1,207,819.79
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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.