Finding the Fourth Proportional to 4,593,918.98, 6,890,352.66 and 1,228,388.42
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Solution
The fourth proportional to 4,593,918.98, 6,890,352.66 and 1,228,388.42 is: 1,842,442.03
Step by Step Solution
- Step 1: Write the proportion equation
4,593,918.98 : 6,890,352.66 = 1,228,388.42 : x - Step 2: Convert to fraction form
4,593,918.98/6,890,352.66 = 1,228,388.42/x - Step 3: Cross multiply
4,593,918.98x = 6,890,352.66 × 1,228,388.42 - Step 4: Simplify right side
4,593,918.98x = 8,464,029,417,260.20 - Step 5: Solve for x
x = 8,464,029,417,260.20/4,593,918.98 - Step 6: Final answer
x = 1,842,442.03
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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.