Finding the Fourth Proportional to 2,662,363.68, 3,989,481.80 and 1,580,746.31
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Solution
The fourth proportional to 2,662,363.68, 3,989,481.80 and 1,580,746.31 is: 2,368,706.68
Step by Step Solution
- Step 1: Write the proportion equation
2,662,363.68 : 3,989,481.80 = 1,580,746.31 : x - Step 2: Convert to fraction form
2,662,363.68/3,989,481.80 = 1,580,746.31/x - Step 3: Cross multiply
2,662,363.68x = 3,989,481.80 × 1,580,746.31 - Step 4: Simplify right side
2,662,363.68x = 6,306,358,634,162.16 - Step 5: Solve for x
x = 6,306,358,634,162.16/2,662,363.68 - Step 6: Final answer
x = 2,368,706.68
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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.