Finding the Fourth Proportional to 4,881,071.52, 6,736,125.60 and 2,815,318.56
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Solution
The fourth proportional to 4,881,071.52, 6,736,125.60 and 2,815,318.56 is: 3,885,282.02
Step by Step Solution
- Step 1: Write the proportion equation
4,881,071.52 : 6,736,125.60 = 2,815,318.56 : x - Step 2: Convert to fraction form
4,881,071.52/6,736,125.60 = 2,815,318.56/x - Step 3: Cross multiply
4,881,071.52x = 6,736,125.60 × 2,815,318.56 - Step 4: Simplify right side
4,881,071.52x = 18,964,339,424,171.14 - Step 5: Solve for x
x = 18,964,339,424,171.14/4,881,071.52 - Step 6: Final answer
x = 3,885,282.02
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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.