Finding the Fourth Proportional to 4,368,968.28, 6,553,457.08 and 2,359,986.03
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Solution
The fourth proportional to 4,368,968.28, 6,553,457.08 and 2,359,986.03 is: 3,539,981.56
Step by Step Solution
- Step 1: Write the proportion equation
4,368,968.28 : 6,553,457.08 = 2,359,986.03 : x - Step 2: Convert to fraction form
4,368,968.28/6,553,457.08 = 2,359,986.03/x - Step 3: Cross multiply
4,368,968.28x = 6,553,457.08 × 2,359,986.03 - Step 4: Simplify right side
4,368,968.28x = 15,466,067,151,104.62 - Step 5: Solve for x
x = 15,466,067,151,104.62/4,368,968.28 - Step 6: Final answer
x = 3,539,981.56
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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.