Finding the Fourth Proportional to 4,905,824.84, 7,358,770.76 and 1,872,372.68
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Solution
The fourth proportional to 4,905,824.84, 7,358,770.76 and 1,872,372.68 is: 2,808,571.81
Step by Step Solution
- Step 1: Write the proportion equation
4,905,824.84 : 7,358,770.76 = 1,872,372.68 : x - Step 2: Convert to fraction form
4,905,824.84/7,358,770.76 = 1,872,372.68/x - Step 3: Cross multiply
4,905,824.84x = 7,358,770.76 × 1,872,372.68 - Step 4: Simplify right side
4,905,824.84x = 13,778,361,329,406.84 - Step 5: Solve for x
x = 13,778,361,329,406.84/4,905,824.84 - Step 6: Final answer
x = 2,808,571.81
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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.