Finding the Fourth Proportional to 4,394,228.60, 6,585,813.30 and 3,896,564.60
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Solution
The fourth proportional to 4,394,228.60, 6,585,813.30 and 3,896,564.60 is: 5,839,943.55
Step by Step Solution
- Step 1: Write the proportion equation
4,394,228.60 : 6,585,813.30 = 3,896,564.60 : x - Step 2: Convert to fraction form
4,394,228.60/6,585,813.30 = 3,896,564.60/x - Step 3: Cross multiply
4,394,228.60x = 6,585,813.30 × 3,896,564.60 - Step 4: Simplify right side
4,394,228.60x = 25,662,046,966,989.18 - Step 5: Solve for x
x = 25,662,046,966,989.18/4,394,228.60 - Step 6: Final answer
x = 5,839,943.55
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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.