Finding the Fourth Proportional to 2,596,649.09, 3,583,511.97 and 1,564,480.77
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Solution
The fourth proportional to 2,596,649.09, 3,583,511.97 and 1,564,480.77 is: 2,159,065.54
Step by Step Solution
- Step 1: Write the proportion equation
2,596,649.09 : 3,583,511.97 = 1,564,480.77 : x - Step 2: Convert to fraction form
2,596,649.09/3,583,511.97 = 1,564,480.77/x - Step 3: Cross multiply
2,596,649.09x = 3,583,511.97 × 1,564,480.77 - Step 4: Simplify right side
2,596,649.09x = 5,606,335,566,129.82 - Step 5: Solve for x
x = 5,606,335,566,129.82/2,596,649.09 - Step 6: Final answer
x = 2,159,065.54
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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.