Finding the Fourth Proportional to 4,791,689.44, 7,185,136.56 and 1,595,701.60
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Solution
The fourth proportional to 4,791,689.44, 7,185,136.56 and 1,595,701.60 is: 2,392,753.96
Step by Step Solution
- Step 1: Write the proportion equation
4,791,689.44 : 7,185,136.56 = 1,595,701.60 : x - Step 2: Convert to fraction form
4,791,689.44/7,185,136.56 = 1,595,701.60/x - Step 3: Cross multiply
4,791,689.44x = 7,185,136.56 × 1,595,701.60 - Step 4: Simplify right side
4,791,689.44x = 11,465,333,905,010.50 - Step 5: Solve for x
x = 11,465,333,905,010.50/4,791,689.44 - Step 6: Final answer
x = 2,392,753.96
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1.5x scale
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.