Finding the Fourth Proportional to 3,298,428.64, 4,551,828.35 and 1,848,134.48
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Solution
The fourth proportional to 3,298,428.64, 4,551,828.35 and 1,848,134.48 is: 2,550,423.80
Step by Step Solution
- Step 1: Write the proportion equation
3,298,428.64 : 4,551,828.35 = 1,848,134.48 : x - Step 2: Convert to fraction form
3,298,428.64/4,551,828.35 = 1,848,134.48/x - Step 3: Cross multiply
3,298,428.64x = 4,551,828.35 × 1,848,134.48 - Step 4: Simplify right side
3,298,428.64x = 8,412,390,897,917.37 - Step 5: Solve for x
x = 8,412,390,897,917.37/3,298,428.64 - Step 6: Final answer
x = 2,550,423.80
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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.