Finding the Fourth Proportional to 1,206,495.97, 1,809,966.44 and 396,925.95
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Solution
The fourth proportional to 1,206,495.97, 1,809,966.44 and 396,925.95 is: 595,462.12
Step by Step Solution
- Step 1: Write the proportion equation
1,206,495.97 : 1,809,966.44 = 396,925.95 : x - Step 2: Convert to fraction form
1,206,495.97/1,809,966.44 = 396,925.95/x - Step 3: Cross multiply
1,206,495.97x = 1,809,966.44 × 396,925.95 - Step 4: Simplify right side
1,206,495.97x = 718,422,648,665.12 - Step 5: Solve for x
x = 718,422,648,665.12/1,206,495.97 - Step 6: Final answer
x = 595,462.12
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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.