Finding the Fourth Proportional to 2,901,037.55, 4,351,551.53 and 771,121.67
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Solution
The fourth proportional to 2,901,037.55, 4,351,551.53 and 771,121.67 is: 1,156,681.22
Step by Step Solution
- Step 1: Write the proportion equation
2,901,037.55 : 4,351,551.53 = 771,121.67 : x - Step 2: Convert to fraction form
2,901,037.55/4,351,551.53 = 771,121.67/x - Step 3: Cross multiply
2,901,037.55x = 4,351,551.53 × 771,121.67 - Step 4: Simplify right side
2,901,037.55x = 3,355,575,657,291.29 - Step 5: Solve for x
x = 3,355,575,657,291.29/2,901,037.55 - Step 6: Final answer
x = 1,156,681.22
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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.