Finding the Fourth Proportional to 2,345,961.96, 3,237,416.10 and 1,272,873.96
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Solution
The fourth proportional to 2,345,961.96, 3,237,416.10 and 1,272,873.96 is: 1,756,559.88
Step by Step Solution
- Step 1: Write the proportion equation
2,345,961.96 : 3,237,416.10 = 1,272,873.96 : x - Step 2: Convert to fraction form
2,345,961.96/3,237,416.10 = 1,272,873.96/x - Step 3: Cross multiply
2,345,961.96x = 3,237,416.10 × 1,272,873.96 - Step 4: Simplify right side
2,345,961.96x = 4,120,822,651,374.76 - Step 5: Solve for x
x = 4,120,822,651,374.76/2,345,961.96 - Step 6: Final answer
x = 1,756,559.88
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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.