Finding the Fourth Proportional to 1,133,416.42, 1,564,180.17 and 649,977.70
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Solution
The fourth proportional to 1,133,416.42, 1,564,180.17 and 649,977.70 is: 897,006.79
Step by Step Solution
- Step 1: Write the proportion equation
1,133,416.42 : 1,564,180.17 = 649,977.70 : x - Step 2: Convert to fraction form
1,133,416.42/1,564,180.17 = 649,977.70/x - Step 3: Cross multiply
1,133,416.42x = 1,564,180.17 × 649,977.70 - Step 4: Simplify right side
1,133,416.42x = 1,016,682,229,282.21 - Step 5: Solve for x
x = 1,016,682,229,282.21/1,133,416.42 - Step 6: Final answer
x = 897,006.79
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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.