Finding the Fourth Proportional to 1,820,325.12, 2,731,011.84 and 558,337.92
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Solution
The fourth proportional to 1,820,325.12, 2,731,011.84 and 558,337.92 is: 837,667.65
Step by Step Solution
- Step 1: Write the proportion equation
1,820,325.12 : 2,731,011.84 = 558,337.92 : x - Step 2: Convert to fraction form
1,820,325.12/2,731,011.84 = 558,337.92/x - Step 3: Cross multiply
1,820,325.12x = 2,731,011.84 × 558,337.92 - Step 4: Simplify right side
1,820,325.12x = 1,524,827,470,240.97 - Step 5: Solve for x
x = 1,524,827,470,240.97/1,820,325.12 - Step 6: Final answer
x = 837,667.65
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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.