Finding the Fourth Proportional to 3,564,677.96, 4,919,256.70 and 1,933,084.84
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Solution
The fourth proportional to 3,564,677.96, 4,919,256.70 and 1,933,084.84 is: 2,667,657.68
Step by Step Solution
- Step 1: Write the proportion equation
3,564,677.96 : 4,919,256.70 = 1,933,084.84 : x - Step 2: Convert to fraction form
3,564,677.96/4,919,256.70 = 1,933,084.84/x - Step 3: Cross multiply
3,564,677.96x = 4,919,256.70 × 1,933,084.84 - Step 4: Simplify right side
3,564,677.96x = 9,509,340,550,838.43 - Step 5: Solve for x
x = 9,509,340,550,838.43/3,564,677.96 - Step 6: Final answer
x = 2,667,657.68
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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.