Finding the Fourth Proportional to 4,516,486.19, 6,776,060.12 and 1,819,423.52
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Solution
The fourth proportional to 4,516,486.19, 6,776,060.12 and 1,819,423.52 is: 2,729,671.39
Step by Step Solution
- Step 1: Write the proportion equation
4,516,486.19 : 6,776,060.12 = 1,819,423.52 : x - Step 2: Convert to fraction form
4,516,486.19/6,776,060.12 = 1,819,423.52/x - Step 3: Cross multiply
4,516,486.19x = 6,776,060.12 × 1,819,423.52 - Step 4: Simplify right side
4,516,486.19x = 12,328,523,155,262.02 - Step 5: Solve for x
x = 12,328,523,155,262.02/4,516,486.19 - Step 6: Final answer
x = 2,729,671.39
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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.