Finding the Fourth Proportional to 1,490,175.46, 2,235,283.69 and 425,217.18
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Solution
The fourth proportional to 1,490,175.46, 2,235,283.69 and 425,217.18 is: 637,831.62
Step by Step Solution
- Step 1: Write the proportion equation
1,490,175.46 : 2,235,283.69 = 425,217.18 : x - Step 2: Convert to fraction form
1,490,175.46/2,235,283.69 = 425,217.18/x - Step 3: Cross multiply
1,490,175.46x = 2,235,283.69 × 425,217.18 - Step 4: Simplify right side
1,490,175.46x = 950,481,027,161.79 - Step 5: Solve for x
x = 950,481,027,161.79/1,490,175.46 - Step 6: Final answer
x = 637,831.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.