Finding the Fourth Proportional to 1,853,236.78, 2,781,652.76 and 894,367.18
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Solution
The fourth proportional to 1,853,236.78, 2,781,652.76 and 894,367.18 is: 1,342,418.29
Step by Step Solution
- Step 1: Write the proportion equation
1,853,236.78 : 2,781,652.76 = 894,367.18 : x - Step 2: Convert to fraction form
1,853,236.78/2,781,652.76 = 894,367.18/x - Step 3: Cross multiply
1,853,236.78x = 2,781,652.76 × 894,367.18 - Step 4: Simplify right side
1,853,236.78x = 2,487,818,937,059.52 - Step 5: Solve for x
x = 2,487,818,937,059.52/1,853,236.78 - Step 6: Final answer
x = 1,342,418.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.