Finding the Fourth Proportional to 1,586,932.96, 2,191,462.10 and 1,104,816.36
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Solution
The fourth proportional to 1,586,932.96, 2,191,462.10 and 1,104,816.36 is: 1,525,687.12
Step by Step Solution
- Step 1: Write the proportion equation
1,586,932.96 : 2,191,462.10 = 1,104,816.36 : x - Step 2: Convert to fraction form
1,586,932.96/2,191,462.10 = 1,104,816.36/x - Step 3: Cross multiply
1,586,932.96x = 2,191,462.10 × 1,104,816.36 - Step 4: Simplify right side
1,586,932.96x = 2,421,163,180,399.96 - Step 5: Solve for x
x = 2,421,163,180,399.96/1,586,932.96 - Step 6: Final answer
x = 1,525,687.12
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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.