Finding the Fourth Proportional to 4,028,823.60, 6,043,235.40 and 3,115,532.40
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Solution
The fourth proportional to 4,028,823.60, 6,043,235.40 and 3,115,532.40 is: 4,673,298.60
Step by Step Solution
- Step 1: Write the proportion equation
4,028,823.60 : 6,043,235.40 = 3,115,532.40 : x - Step 2: Convert to fraction form
4,028,823.60/6,043,235.40 = 3,115,532.40/x - Step 3: Cross multiply
4,028,823.60x = 6,043,235.40 × 3,115,532.40 - Step 4: Simplify right side
4,028,823.60x = 18,827,895,689,526.96 - Step 5: Solve for x
x = 18,827,895,689,526.96/4,028,823.60 - Step 6: Final answer
x = 4,673,298.60
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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.