Finding the Fourth Proportional to 6,519,116.97, 9,778,860.41 and 1,726,806.65
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Solution
The fourth proportional to 6,519,116.97, 9,778,860.41 and 1,726,806.65 is: 2,590,258.96
Step by Step Solution
- Step 1: Write the proportion equation
6,519,116.97 : 9,778,860.41 = 1,726,806.65 : x - Step 2: Convert to fraction form
6,519,116.97/9,778,860.41 = 1,726,806.65/x - Step 3: Cross multiply
6,519,116.97x = 9,778,860.41 × 1,726,806.65 - Step 4: Simplify right side
6,519,116.97x = 16,886,201,127,881.39 - Step 5: Solve for x
x = 16,886,201,127,881.39/6,519,116.97 - Step 6: Final answer
x = 2,590,258.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.