Finding the Fourth Proportional to 4,465,928.70, 6,164,369.28 and 3,549,783.47
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Solution
The fourth proportional to 4,465,928.70, 6,164,369.28 and 3,549,783.47 is: 4,899,804.19
Step by Step Solution
- Step 1: Write the proportion equation
4,465,928.70 : 6,164,369.28 = 3,549,783.47 : x - Step 2: Convert to fraction form
4,465,928.70/6,164,369.28 = 3,549,783.47/x - Step 3: Cross multiply
4,465,928.70x = 6,164,369.28 × 3,549,783.47 - Step 4: Simplify right side
4,465,928.70x = 21,882,176,142,297.96 - Step 5: Solve for x
x = 21,882,176,142,297.96/4,465,928.70 - Step 6: Final answer
x = 4,899,804.19
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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.