Finding the Fourth Proportional to 1,435,901.18, 1,981,533.51 and 791,322.08
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Solution
The fourth proportional to 1,435,901.18, 1,981,533.51 and 791,322.08 is: 1,092,018.89
Step by Step Solution
- Step 1: Write the proportion equation
1,435,901.18 : 1,981,533.51 = 791,322.08 : x - Step 2: Convert to fraction form
1,435,901.18/1,981,533.51 = 791,322.08/x - Step 3: Cross multiply
1,435,901.18x = 1,981,533.51 × 791,322.08 - Step 4: Simplify right side
1,435,901.18x = 1,568,031,208,815.23 - Step 5: Solve for x
x = 1,568,031,208,815.23/1,435,901.18 - Step 6: Final answer
x = 1,092,018.89
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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.