Finding the Fourth Proportional to 2,261,656.60, 3,392,905.12 and 745,445.94
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Solution
The fourth proportional to 2,261,656.60, 3,392,905.12 and 745,445.94 is: 1,118,307.42
Step by Step Solution
- Step 1: Write the proportion equation
2,261,656.60 : 3,392,905.12 = 745,445.94 : x - Step 2: Convert to fraction form
2,261,656.60/3,392,905.12 = 745,445.94/x - Step 3: Cross multiply
2,261,656.60x = 3,392,905.12 × 745,445.94 - Step 4: Simplify right side
2,261,656.60x = 2,529,227,346,509.21 - Step 5: Solve for x
x = 2,529,227,346,509.21/2,261,656.60 - Step 6: Final answer
x = 1,118,307.42
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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.