Finding the Fourth Proportional to 4,477,275.93, 6,178,661.58 and 2,543,642.58
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Solution
The fourth proportional to 4,477,275.93, 6,178,661.58 and 2,543,642.58 is: 3,510,238.58
Step by Step Solution
- Step 1: Write the proportion equation
4,477,275.93 : 6,178,661.58 = 2,543,642.58 : x - Step 2: Convert to fraction form
4,477,275.93/6,178,661.58 = 2,543,642.58/x - Step 3: Cross multiply
4,477,275.93x = 6,178,661.58 × 2,543,642.58 - Step 4: Simplify right side
4,477,275.93x = 15,716,306,682,298.08 - Step 5: Solve for x
x = 15,716,306,682,298.08/4,477,275.93 - Step 6: Final answer
x = 3,510,238.58
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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.