Finding the Fourth Proportional to 1,655,380.14, 2,483,117.01 and 457,302.66
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Solution
The fourth proportional to 1,655,380.14, 2,483,117.01 and 457,302.66 is: 685,966.92
Step by Step Solution
- Step 1: Write the proportion equation
1,655,380.14 : 2,483,117.01 = 457,302.66 : x - Step 2: Convert to fraction form
1,655,380.14/2,483,117.01 = 457,302.66/x - Step 3: Cross multiply
1,655,380.14x = 2,483,117.01 × 457,302.66 - Step 4: Simplify right side
1,655,380.14x = 1,135,536,013,764.25 - Step 5: Solve for x
x = 1,135,536,013,764.25/1,655,380.14 - Step 6: Final answer
x = 685,966.92
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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.