Finding the Fourth Proportional to 4,895,977.84, 6,756,315.16 and 2,720,465.16
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Solution
The fourth proportional to 4,895,977.84, 6,756,315.16 and 2,720,465.16 is: 3,754,167.32
Step by Step Solution
- Step 1: Write the proportion equation
4,895,977.84 : 6,756,315.16 = 2,720,465.16 : x - Step 2: Convert to fraction form
4,895,977.84/6,756,315.16 = 2,720,465.16/x - Step 3: Cross multiply
4,895,977.84x = 6,756,315.16 × 2,720,465.16 - Step 4: Simplify right side
4,895,977.84x = 18,380,320,002,759.83 - Step 5: Solve for x
x = 18,380,320,002,759.83/4,895,977.84 - Step 6: Final answer
x = 3,754,167.32
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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.