Finding the Fourth Proportional to 2,912,057.57, 4,368,307.50 and 992,372.15
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Solution
The fourth proportional to 2,912,057.57, 4,368,307.50 and 992,372.15 is: 1,488,633.59
Step by Step Solution
- Step 1: Write the proportion equation
2,912,057.57 : 4,368,307.50 = 992,372.15 : x - Step 2: Convert to fraction form
2,912,057.57/4,368,307.50 = 992,372.15/x - Step 3: Cross multiply
2,912,057.57x = 4,368,307.50 × 992,372.15 - Step 4: Simplify right side
2,912,057.57x = 4,334,986,705,636.13 - Step 5: Solve for x
x = 4,334,986,705,636.13/2,912,057.57 - Step 6: Final answer
x = 1,488,633.59
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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.