Finding the Fourth Proportional to 1,497,740.90, 2,246,611.35 and 432,817.70
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Solution
The fourth proportional to 1,497,740.90, 2,246,611.35 and 432,817.70 is: 649,226.55
Step by Step Solution
- Step 1: Write the proportion equation
1,497,740.90 : 2,246,611.35 = 432,817.70 : x - Step 2: Convert to fraction form
1,497,740.90/2,246,611.35 = 432,817.70/x - Step 3: Cross multiply
1,497,740.90x = 2,246,611.35 × 432,817.70 - Step 4: Simplify right side
1,497,740.90x = 972,373,157,300.90 - Step 5: Solve for x
x = 972,373,157,300.90/1,497,740.90 - Step 6: Final answer
x = 649,226.55
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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.