Finding the Fourth Proportional to 2,043,580.68, 2,820,228.48 and 1,138,162.68
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Solution
The fourth proportional to 2,043,580.68, 2,820,228.48 and 1,138,162.68 is: 1,570,713.03
Step by Step Solution
- Step 1: Write the proportion equation
2,043,580.68 : 2,820,228.48 = 1,138,162.68 : x - Step 2: Convert to fraction form
2,043,580.68/2,820,228.48 = 1,138,162.68/x - Step 3: Cross multiply
2,043,580.68x = 2,820,228.48 × 1,138,162.68 - Step 4: Simplify right side
2,043,580.68x = 3,209,878,805,009.13 - Step 5: Solve for x
x = 3,209,878,805,009.13/2,043,580.68 - Step 6: Final answer
x = 1,570,713.03
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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.