Finding the Fourth Proportional to 4,788,248.94, 7,130,228.94 and 4,735,236.06
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Solution
The fourth proportional to 4,788,248.94, 7,130,228.94 and 4,735,236.06 is: 7,051,286.94
Step by Step Solution
- Step 1: Write the proportion equation
4,788,248.94 : 7,130,228.94 = 4,735,236.06 : x - Step 2: Convert to fraction form
4,788,248.94/7,130,228.94 = 4,735,236.06/x - Step 3: Cross multiply
4,788,248.94x = 7,130,228.94 × 4,735,236.06 - Step 4: Simplify right side
4,788,248.94x = 33,763,317,192,743.57 - Step 5: Solve for x
x = 33,763,317,192,743.57/4,788,248.94 - Step 6: Final answer
x = 7,051,286.94
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.