Finding the Fourth Proportional to 4,955,181.12, 7,427,751.84 and 3,357,905.76
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Solution
The fourth proportional to 4,955,181.12, 7,427,751.84 and 3,357,905.76 is: 5,033,456.92
Step by Step Solution
- Step 1: Write the proportion equation
4,955,181.12 : 7,427,751.84 = 3,357,905.76 : x - Step 2: Convert to fraction form
4,955,181.12/7,427,751.84 = 3,357,905.76/x - Step 3: Cross multiply
4,955,181.12x = 7,427,751.84 × 3,357,905.76 - Step 4: Simplify right side
4,955,181.12x = 24,941,690,687,386.60 - Step 5: Solve for x
x = 24,941,690,687,386.60/4,955,181.12 - Step 6: Final answer
x = 5,033,456.92
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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.