Finding the Fourth Proportional to 4,424,481.84, 6,639,298.56 and 1,865,536.32
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Solution
The fourth proportional to 4,424,481.84, 6,639,298.56 and 1,865,536.32 is: 2,799,390.54
Step by Step Solution
- Step 1: Write the proportion equation
4,424,481.84 : 6,639,298.56 = 1,865,536.32 : x - Step 2: Convert to fraction form
4,424,481.84/6,639,298.56 = 1,865,536.32/x - Step 3: Cross multiply
4,424,481.84x = 6,639,298.56 × 1,865,536.32 - Step 4: Simplify right side
4,424,481.84x = 12,385,852,603,003.70 - Step 5: Solve for x
x = 12,385,852,603,003.70/4,424,481.84 - Step 6: Final answer
x = 2,799,390.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.