Finding the Fourth Proportional to 1,798,867.20, 2,697,532.70 and 1,041,231.63
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Solution
The fourth proportional to 1,798,867.20, 2,697,532.70 and 1,041,231.63 is: 1,561,402.85
Step by Step Solution
- Step 1: Write the proportion equation
1,798,867.20 : 2,697,532.70 = 1,041,231.63 : x - Step 2: Convert to fraction form
1,798,867.20/2,697,532.70 = 1,041,231.63/x - Step 3: Cross multiply
1,798,867.20x = 2,697,532.70 × 1,041,231.63 - Step 4: Simplify right side
1,798,867.20x = 2,808,756,364,993.14 - Step 5: Solve for x
x = 2,808,756,364,993.14/1,798,867.20 - Step 6: Final answer
x = 1,561,402.85
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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.