Finding the Fourth Proportional to 4,745,380.02, 7,119,283.41 and 1,379,587.02
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Solution
The fourth proportional to 4,745,380.02, 7,119,283.41 and 1,379,587.02 is: 2,069,733.29
Step by Step Solution
- Step 1: Write the proportion equation
4,745,380.02 : 7,119,283.41 = 1,379,587.02 : x - Step 2: Convert to fraction form
4,745,380.02/7,119,283.41 = 1,379,587.02/x - Step 3: Cross multiply
4,745,380.02x = 7,119,283.41 × 1,379,587.02 - Step 4: Simplify right side
4,745,380.02x = 9,821,670,984,137.34 - Step 5: Solve for x
x = 9,821,670,984,137.34/4,745,380.02 - Step 6: Final answer
x = 2,069,733.29
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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.