Finding the Fourth Proportional to 3,138,673.02, 4,703,624.70 and 1,696,246.74
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Solution
The fourth proportional to 3,138,673.02, 4,703,624.70 and 1,696,246.74 is: 2,542,000.40
Step by Step Solution
- Step 1: Write the proportion equation
3,138,673.02 : 4,703,624.70 = 1,696,246.74 : x - Step 2: Convert to fraction form
3,138,673.02/4,703,624.70 = 1,696,246.74/x - Step 3: Cross multiply
3,138,673.02x = 4,703,624.70 × 1,696,246.74 - Step 4: Simplify right side
3,138,673.02x = 7,978,508,063,558.48 - Step 5: Solve for x
x = 7,978,508,063,558.48/3,138,673.02 - Step 6: Final answer
x = 2,542,000.40
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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.