Finding the Fourth Proportional to 2,159,170.47, 3,238,759.58 and 561,731.00
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Solution
The fourth proportional to 2,159,170.47, 3,238,759.58 and 561,731.00 is: 842,597.50
Step by Step Solution
- Step 1: Write the proportion equation
2,159,170.47 : 3,238,759.58 = 561,731.00 : x - Step 2: Convert to fraction form
2,159,170.47/3,238,759.58 = 561,731.00/x - Step 3: Cross multiply
2,159,170.47x = 3,238,759.58 × 561,731.00 - Step 4: Simplify right side
2,159,170.47x = 1,819,311,638,630.53 - Step 5: Solve for x
x = 1,819,311,638,630.53/2,159,170.47 - Step 6: Final answer
x = 842,597.50
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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.