Finding the Fourth Proportional to 3,730,898.70, 5,596,348.05 and 1,206,809.10
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Solution
The fourth proportional to 3,730,898.70, 5,596,348.05 and 1,206,809.10 is: 1,810,213.65
Step by Step Solution
- Step 1: Write the proportion equation
3,730,898.70 : 5,596,348.05 = 1,206,809.10 : x - Step 2: Convert to fraction form
3,730,898.70/5,596,348.05 = 1,206,809.10/x - Step 3: Cross multiply
3,730,898.70x = 5,596,348.05 × 1,206,809.10 - Step 4: Simplify right side
3,730,898.70x = 6,753,723,753,507.26 - Step 5: Solve for x
x = 6,753,723,753,507.26/3,730,898.70 - Step 6: Final answer
x = 1,810,213.65
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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.