Finding the Fourth Proportional to 3,656,074.02, 5,484,785.49 and 1,226,987.70
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Solution
The fourth proportional to 3,656,074.02, 5,484,785.49 and 1,226,987.70 is: 1,840,707.90
Step by Step Solution
- Step 1: Write the proportion equation
3,656,074.02 : 5,484,785.49 = 1,226,987.70 : x - Step 2: Convert to fraction form
3,656,074.02/5,484,785.49 = 1,226,987.70/x - Step 3: Cross multiply
3,656,074.02x = 5,484,785.49 × 1,226,987.70 - Step 4: Simplify right side
3,656,074.02x = 6,729,764,333,368.47 - Step 5: Solve for x
x = 6,729,764,333,368.47/3,656,074.02 - Step 6: Final answer
x = 1,840,707.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.