Finding the Fourth Proportional to 5,641,290.40, 8,467,465.20 and 2,804,605.60
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Solution
The fourth proportional to 5,641,290.40, 8,467,465.20 and 2,804,605.60 is: 4,209,657.48
Step by Step Solution
- Step 1: Write the proportion equation
5,641,290.40 : 8,467,465.20 = 2,804,605.60 : x - Step 2: Convert to fraction form
5,641,290.40/8,467,465.20 = 2,804,605.60/x - Step 3: Cross multiply
5,641,290.40x = 8,467,465.20 × 2,804,605.60 - Step 4: Simplify right side
5,641,290.40x = 23,747,900,317,725.12 - Step 5: Solve for x
x = 23,747,900,317,725.12/5,641,290.40 - Step 6: Final answer
x = 4,209,657.48
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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.