Finding the Fourth Proportional to 2,233,701.99, 3,081,484.91 and 1,315,491.57
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Solution
The fourth proportional to 2,233,701.99, 3,081,484.91 and 1,315,491.57 is: 1,814,775.40
Step by Step Solution
- Step 1: Write the proportion equation
2,233,701.99 : 3,081,484.91 = 1,315,491.57 : x - Step 2: Convert to fraction form
2,233,701.99/3,081,484.91 = 1,315,491.57/x - Step 3: Cross multiply
2,233,701.99x = 3,081,484.91 × 1,315,491.57 - Step 4: Simplify right side
2,233,701.99x = 4,053,667,425,475.94 - Step 5: Solve for x
x = 4,053,667,425,475.94/2,233,701.99 - Step 6: Final answer
x = 1,814,775.40
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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.