Finding the Fourth Proportional to 1,234,168.58, 1,703,130.09 and 697,624.58
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Solution
The fourth proportional to 1,234,168.58, 1,703,130.09 and 697,624.58 is: 962,709.17
Step by Step Solution
- Step 1: Write the proportion equation
1,234,168.58 : 1,703,130.09 = 697,624.58 : x - Step 2: Convert to fraction form
1,234,168.58/1,703,130.09 = 697,624.58/x - Step 3: Cross multiply
1,234,168.58x = 1,703,130.09 × 697,624.58 - Step 4: Simplify right side
1,234,168.58x = 1,188,145,413,721.61 - Step 5: Solve for x
x = 1,188,145,413,721.61/1,234,168.58 - Step 6: Final answer
x = 962,709.17
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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.