Finding the Fourth Proportional to 1,473,644.70, 2,211,633.45 and 575,516.70
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Solution
The fourth proportional to 1,473,644.70, 2,211,633.45 and 575,516.70 is: 863,730.58
Step by Step Solution
- Step 1: Write the proportion equation
1,473,644.70 : 2,211,633.45 = 575,516.70 : x - Step 2: Convert to fraction form
1,473,644.70/2,211,633.45 = 575,516.70/x - Step 3: Cross multiply
1,473,644.70x = 2,211,633.45 × 575,516.70 - Step 4: Simplify right side
1,473,644.70x = 1,272,831,984,753.62 - Step 5: Solve for x
x = 1,272,831,984,753.62/1,473,644.70 - Step 6: Final answer
x = 863,730.58
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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.