Finding the Fourth Proportional to 2,387,122.97, 3,294,271.64 and 1,299,425.81
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Solution
The fourth proportional to 2,387,122.97, 3,294,271.64 and 1,299,425.81 is: 1,793,230.45
Step by Step Solution
- Step 1: Write the proportion equation
2,387,122.97 : 3,294,271.64 = 1,299,425.81 : x - Step 2: Convert to fraction form
2,387,122.97/3,294,271.64 = 1,299,425.81/x - Step 3: Cross multiply
2,387,122.97x = 3,294,271.64 × 1,299,425.81 - Step 4: Simplify right side
2,387,122.97x = 4,280,661,580,944.23 - Step 5: Solve for x
x = 4,280,661,580,944.23/2,387,122.97 - Step 6: Final answer
x = 1,793,230.45
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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.