Finding the Fourth Proportional to 4,214,069.25, 5,815,430.99 and 2,280,329.85
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Solution
The fourth proportional to 4,214,069.25, 5,815,430.99 and 2,280,329.85 is: 3,146,863.54
Step by Step Solution
- Step 1: Write the proportion equation
4,214,069.25 : 5,815,430.99 = 2,280,329.85 : x - Step 2: Convert to fraction form
4,214,069.25/5,815,430.99 = 2,280,329.85/x - Step 3: Cross multiply
4,214,069.25x = 5,815,430.99 × 2,280,329.85 - Step 4: Simplify right side
4,214,069.25x = 13,261,100,865,710.40 - Step 5: Solve for x
x = 13,261,100,865,710.40/4,214,069.25 - Step 6: Final answer
x = 3,146,863.54
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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.