Finding the Fourth Proportional to 3,125,165.70, 4,687,748.55 and 881,303.70
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Solution
The fourth proportional to 3,125,165.70, 4,687,748.55 and 881,303.70 is: 1,321,955.55
Step by Step Solution
- Step 1: Write the proportion equation
3,125,165.70 : 4,687,748.55 = 881,303.70 : x - Step 2: Convert to fraction form
3,125,165.70/4,687,748.55 = 881,303.70/x - Step 3: Cross multiply
3,125,165.70x = 4,687,748.55 × 881,303.70 - Step 4: Simplify right side
3,125,165.70x = 4,131,330,141,784.64 - Step 5: Solve for x
x = 4,131,330,141,784.64/3,125,165.70 - Step 6: Final answer
x = 1,321,955.55
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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.