Finding the Fourth Proportional to 4,968,982.64, 6,857,154.81 and 2,793,535.49
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Solution
The fourth proportional to 4,968,982.64, 6,857,154.81 and 2,793,535.49 is: 3,855,055.80
Step by Step Solution
- Step 1: Write the proportion equation
4,968,982.64 : 6,857,154.81 = 2,793,535.49 : x - Step 2: Convert to fraction form
4,968,982.64/6,857,154.81 = 2,793,535.49/x - Step 3: Cross multiply
4,968,982.64x = 6,857,154.81 × 2,793,535.49 - Step 4: Simplify right side
4,968,982.64x = 19,155,705,322,159.21 - Step 5: Solve for x
x = 19,155,705,322,159.21/4,968,982.64 - Step 6: Final answer
x = 3,855,055.80
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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.