Finding the Fourth Proportional to 2,768,746.20, 4,153,119.30 and 2,503,025.70
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Solution
The fourth proportional to 2,768,746.20, 4,153,119.30 and 2,503,025.70 is: 3,754,538.55
Step by Step Solution
- Step 1: Write the proportion equation
2,768,746.20 : 4,153,119.30 = 2,503,025.70 : x - Step 2: Convert to fraction form
2,768,746.20/4,153,119.30 = 2,503,025.70/x - Step 3: Cross multiply
2,768,746.20x = 4,153,119.30 × 2,503,025.70 - Step 4: Simplify right side
2,768,746.20x = 10,395,364,343,066.01 - Step 5: Solve for x
x = 10,395,364,343,066.01/2,768,746.20 - Step 6: Final answer
x = 3,754,538.55
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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.