Finding the Fourth Proportional to 4,191,206.88, 6,286,854.24 and 3,355,073.76
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Solution
The fourth proportional to 4,191,206.88, 6,286,854.24 and 3,355,073.76 is: 5,032,645.80
Step by Step Solution
- Step 1: Write the proportion equation
4,191,206.88 : 6,286,854.24 = 3,355,073.76 : x - Step 2: Convert to fraction form
4,191,206.88/6,286,854.24 = 3,355,073.76/x - Step 3: Cross multiply
4,191,206.88x = 6,286,854.24 × 3,355,073.76 - Step 4: Simplify right side
4,191,206.88x = 21,092,859,693,568.74 - Step 5: Solve for x
x = 21,092,859,693,568.74/4,191,206.88 - Step 6: Final answer
x = 5,032,645.80
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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.