Finding the Fourth Proportional to 1,029,904.70, 1,544,857.05 and 874,384.70
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Solution
The fourth proportional to 1,029,904.70, 1,544,857.05 and 874,384.70 is: 1,311,577.05
Step by Step Solution
- Step 1: Write the proportion equation
1,029,904.70 : 1,544,857.05 = 874,384.70 : x - Step 2: Convert to fraction form
1,029,904.70/1,544,857.05 = 874,384.70/x - Step 3: Cross multiply
1,029,904.70x = 1,544,857.05 × 874,384.70 - Step 4: Simplify right side
1,029,904.70x = 1,350,799,368,207.14 - Step 5: Solve for x
x = 1,350,799,368,207.14/1,029,904.70 - Step 6: Final answer
x = 1,311,577.05
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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.