Finding the Fourth Proportional to 1,343,528.76, 1,854,001.26 and 739,800.12
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Solution
The fourth proportional to 1,343,528.76, 1,854,001.26 and 739,800.12 is: 1,020,886.49
Step by Step Solution
- Step 1: Write the proportion equation
1,343,528.76 : 1,854,001.26 = 739,800.12 : x - Step 2: Convert to fraction form
1,343,528.76/1,854,001.26 = 739,800.12/x - Step 3: Cross multiply
1,343,528.76x = 1,854,001.26 × 739,800.12 - Step 4: Simplify right side
1,343,528.76x = 1,371,590,354,628.15 - Step 5: Solve for x
x = 1,371,590,354,628.15/1,343,528.76 - Step 6: Final answer
x = 1,020,886.49
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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.