Finding the Fourth Proportional to 2,645,102.60, 3,968,690.70 and 962,376.20
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Solution
The fourth proportional to 2,645,102.60, 3,968,690.70 and 962,376.20 is: 1,443,941.52
Step by Step Solution
- Step 1: Write the proportion equation
2,645,102.60 : 3,968,690.70 = 962,376.20 : x - Step 2: Convert to fraction form
2,645,102.60/3,968,690.70 = 962,376.20/x - Step 3: Cross multiply
2,645,102.60x = 3,968,690.70 × 962,376.20 - Step 4: Simplify right side
2,645,102.60x = 3,819,373,474,841.34 - Step 5: Solve for x
x = 3,819,373,474,841.34/2,645,102.60 - Step 6: Final answer
x = 1,443,941.52
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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.