Finding the Fourth Proportional to 4,249,638.97, 5,864,352.83 and 2,315,860.09
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Solution
The fourth proportional to 4,249,638.97, 5,864,352.83 and 2,315,860.09 is: 3,195,805.75
Step by Step Solution
- Step 1: Write the proportion equation
4,249,638.97 : 5,864,352.83 = 2,315,860.09 : x - Step 2: Convert to fraction form
4,249,638.97/5,864,352.83 = 2,315,860.09/x - Step 3: Cross multiply
4,249,638.97x = 5,864,352.83 × 2,315,860.09 - Step 4: Simplify right side
4,249,638.97x = 13,581,020,661,096.25 - Step 5: Solve for x
x = 13,581,020,661,096.25/4,249,638.97 - Step 6: Final answer
x = 3,195,805.75
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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.