Finding the Fourth Proportional to 2,144,011.76, 3,215,334.80 and 704,360.99
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Solution
The fourth proportional to 2,144,011.76, 3,215,334.80 and 704,360.99 is: 1,056,317.16
Step by Step Solution
- Step 1: Write the proportion equation
2,144,011.76 : 3,215,334.80 = 704,360.99 : x - Step 2: Convert to fraction form
2,144,011.76/3,215,334.80 = 704,360.99/x - Step 3: Cross multiply
2,144,011.76x = 3,215,334.80 × 704,360.99 - Step 4: Simplify right side
2,144,011.76x = 2,264,756,412,708.69 - Step 5: Solve for x
x = 2,264,756,412,708.69/2,144,011.76 - Step 6: Final answer
x = 1,056,317.16
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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.