Finding the Fourth Proportional to 1,647,430.41, 2,273,725.99 and 1,130,759.85
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Solution
The fourth proportional to 1,647,430.41, 2,273,725.99 and 1,130,759.85 is: 1,560,635.30
Step by Step Solution
- Step 1: Write the proportion equation
1,647,430.41 : 2,273,725.99 = 1,130,759.85 : x - Step 2: Convert to fraction form
1,647,430.41/2,273,725.99 = 1,130,759.85/x - Step 3: Cross multiply
1,647,430.41x = 2,273,725.99 × 1,130,759.85 - Step 4: Simplify right side
1,647,430.41x = 2,571,038,059,393.50 - Step 5: Solve for x
x = 2,571,038,059,393.50/1,647,430.41 - Step 6: Final answer
x = 1,560,635.30
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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.