Finding the Fourth Proportional to 2,430,186.33, 3,645,266.28 and 990,864.12
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Solution
The fourth proportional to 2,430,186.33, 3,645,266.28 and 990,864.12 is: 1,486,290.79
Step by Step Solution
- Step 1: Write the proportion equation
2,430,186.33 : 3,645,266.28 = 990,864.12 : x - Step 2: Convert to fraction form
2,430,186.33/3,645,266.28 = 990,864.12/x - Step 3: Cross multiply
2,430,186.33x = 3,645,266.28 × 990,864.12 - Step 4: Simplify right side
2,430,186.33x = 3,611,963,564,697.87 - Step 5: Solve for x
x = 3,611,963,564,697.87/2,430,186.33 - Step 6: Final answer
x = 1,486,290.79
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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.