Finding the Fourth Proportional to 2,051,566.18, 2,831,074.14 and 1,133,829.70
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Solution
The fourth proportional to 2,051,566.18, 2,831,074.14 and 1,133,829.70 is: 1,564,636.80
Step by Step Solution
- Step 1: Write the proportion equation
2,051,566.18 : 2,831,074.14 = 1,133,829.70 : x - Step 2: Convert to fraction form
2,051,566.18/2,831,074.14 = 1,133,829.70/x - Step 3: Cross multiply
2,051,566.18x = 2,831,074.14 × 1,133,829.70 - Step 4: Simplify right side
2,051,566.18x = 3,209,955,942,833.96 - Step 5: Solve for x
x = 3,209,955,942,833.96/2,051,566.18 - Step 6: Final answer
x = 1,564,636.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.