Finding the Fourth Proportional to 3,028,479.21, 4,544,738.98 and 1,570,869.02
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Solution
The fourth proportional to 3,028,479.21, 4,544,738.98 and 1,570,869.02 is: 2,357,351.39
Step by Step Solution
- Step 1: Write the proportion equation
3,028,479.21 : 4,544,738.98 = 1,570,869.02 : x - Step 2: Convert to fraction form
3,028,479.21/4,544,738.98 = 1,570,869.02/x - Step 3: Cross multiply
3,028,479.21x = 4,544,738.98 × 1,570,869.02 - Step 4: Simplify right side
3,028,479.21x = 7,139,189,675,103.07 - Step 5: Solve for x
x = 7,139,189,675,103.07/3,028,479.21 - Step 6: Final answer
x = 2,357,351.39
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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.