Finding the Fourth Proportional to 1,606,240.06, 2,216,239.59 and 961,415.26
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Solution
The fourth proportional to 1,606,240.06, 2,216,239.59 and 961,415.26 is: 1,326,530.58
Step by Step Solution
- Step 1: Write the proportion equation
1,606,240.06 : 2,216,239.59 = 961,415.26 : x - Step 2: Convert to fraction form
1,606,240.06/2,216,239.59 = 961,415.26/x - Step 3: Cross multiply
1,606,240.06x = 2,216,239.59 × 961,415.26 - Step 4: Simplify right side
1,606,240.06x = 2,130,726,561,642.14 - Step 5: Solve for x
x = 2,130,726,561,642.14/1,606,240.06 - Step 6: Final answer
x = 1,326,530.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.