Finding the Fourth Proportional to 1,915,677.63, 2,643,625.20 and 1,044,559.08
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Solution
The fourth proportional to 1,915,677.63, 2,643,625.20 and 1,044,559.08 is: 1,441,486.12
Step by Step Solution
- Step 1: Write the proportion equation
1,915,677.63 : 2,643,625.20 = 1,044,559.08 : x - Step 2: Convert to fraction form
1,915,677.63/2,643,625.20 = 1,044,559.08/x - Step 3: Cross multiply
1,915,677.63x = 2,643,625.20 × 1,044,559.08 - Step 4: Simplify right side
1,915,677.63x = 2,761,422,706,776.82 - Step 5: Solve for x
x = 2,761,422,706,776.82/1,915,677.63 - Step 6: Final answer
x = 1,441,486.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.