Finding the Fourth Proportional to 1,467,829.70, 2,201,744.55 and 1,320,863.30
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Solution
The fourth proportional to 1,467,829.70, 2,201,744.55 and 1,320,863.30 is: 1,981,294.95
Step by Step Solution
- Step 1: Write the proportion equation
1,467,829.70 : 2,201,744.55 = 1,320,863.30 : x - Step 2: Convert to fraction form
1,467,829.70/2,201,744.55 = 1,320,863.30/x - Step 3: Cross multiply
1,467,829.70x = 2,201,744.55 × 1,320,863.30 - Step 4: Simplify right side
1,467,829.70x = 2,908,203,572,070.01 - Step 5: Solve for x
x = 2,908,203,572,070.01/1,467,829.70 - Step 6: Final answer
x = 1,981,294.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.