Finding the Fourth Proportional to 2,420,794.08, 3,340,720.62 and 1,333,166.76
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Solution
The fourth proportional to 2,420,794.08, 3,340,720.62 and 1,333,166.76 is: 1,839,783.78
Step by Step Solution
- Step 1: Write the proportion equation
2,420,794.08 : 3,340,720.62 = 1,333,166.76 : x - Step 2: Convert to fraction form
2,420,794.08/3,340,720.62 = 1,333,166.76/x - Step 3: Cross multiply
2,420,794.08x = 3,340,720.62 × 1,333,166.76 - Step 4: Simplify right side
2,420,794.08x = 4,453,737,685,030.59 - Step 5: Solve for x
x = 4,453,737,685,030.59/2,420,794.08 - Step 6: Final answer
x = 1,839,783.78
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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.