Finding the Fourth Proportional to 4,417,765.99, 6,625,910.86 and 1,223,215.09
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Solution
The fourth proportional to 4,417,765.99, 6,625,910.86 and 1,223,215.09 is: 1,834,618.26
Step by Step Solution
- Step 1: Write the proportion equation
4,417,765.99 : 6,625,910.86 = 1,223,215.09 : x - Step 2: Convert to fraction form
4,417,765.99/6,625,910.86 = 1,223,215.09/x - Step 3: Cross multiply
4,417,765.99x = 6,625,910.86 × 1,223,215.09 - Step 4: Simplify right side
4,417,765.99x = 8,104,914,129,324.06 - Step 5: Solve for x
x = 8,104,914,129,324.06/4,417,765.99 - Step 6: Final answer
x = 1,834,618.26
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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.