Finding the Fourth Proportional to 1,435,862.28, 2,137,852.44 and 1,415,755.08
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Solution
The fourth proportional to 1,435,862.28, 2,137,852.44 and 1,415,755.08 is: 2,107,914.87
Step by Step Solution
- Step 1: Write the proportion equation
1,435,862.28 : 2,137,852.44 = 1,415,755.08 : x - Step 2: Convert to fraction form
1,435,862.28/2,137,852.44 = 1,415,755.08/x - Step 3: Cross multiply
1,435,862.28x = 2,137,852.44 × 1,415,755.08 - Step 4: Simplify right side
1,435,862.28x = 3,026,675,452,220.40 - Step 5: Solve for x
x = 3,026,675,452,220.40/1,435,862.28 - Step 6: Final answer
x = 2,107,914.87
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.