Finding the Fourth Proportional to 5,454,767.70, 8,180,839.35 and 1,668,283.38
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Solution
The fourth proportional to 5,454,767.70, 8,180,839.35 and 1,668,283.38 is: 2,502,023.75
Step by Step Solution
- Step 1: Write the proportion equation
5,454,767.70 : 8,180,839.35 = 1,668,283.38 : x - Step 2: Convert to fraction form
5,454,767.70/8,180,839.35 = 1,668,283.38/x - Step 3: Cross multiply
5,454,767.70x = 8,180,839.35 × 1,668,283.38 - Step 4: Simplify right side
5,454,767.70x = 13,647,958,322,055.00 - Step 5: Solve for x
x = 13,647,958,322,055.00/5,454,767.70 - Step 6: Final answer
x = 2,502,023.75
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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.