Finding the Fourth Proportional to 4,742,729.51, 6,544,961.37 and 2,567,272.10
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Solution
The fourth proportional to 4,742,729.51, 6,544,961.37 and 2,567,272.10 is: 3,542,832.60
Step by Step Solution
- Step 1: Write the proportion equation
4,742,729.51 : 6,544,961.37 = 2,567,272.10 : x - Step 2: Convert to fraction form
4,742,729.51/6,544,961.37 = 2,567,272.10/x - Step 3: Cross multiply
4,742,729.51x = 6,544,961.37 × 2,567,272.10 - Step 4: Simplify right side
4,742,729.51x = 16,802,696,688,053.97 - Step 5: Solve for x
x = 16,802,696,688,053.97/4,742,729.51 - Step 6: Final answer
x = 3,542,832.60
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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.