Finding the Fourth Proportional to 4,206,159.81, 6,306,712.73 and 1,644,323.49
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Solution
The fourth proportional to 4,206,159.81, 6,306,712.73 and 1,644,323.49 is: 2,465,497.35
Step by Step Solution
- Step 1: Write the proportion equation
4,206,159.81 : 6,306,712.73 = 1,644,323.49 : x - Step 2: Convert to fraction form
4,206,159.81/6,306,712.73 = 1,644,323.49/x - Step 3: Cross multiply
4,206,159.81x = 6,306,712.73 × 1,644,323.49 - Step 4: Simplify right side
4,206,159.81x = 10,370,275,878,399.41 - Step 5: Solve for x
x = 10,370,275,878,399.41/4,206,159.81 - Step 6: Final answer
x = 2,465,497.35
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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.