Finding the Fourth Proportional to 2,430,389.80, 3,645,584.70 and 832,968.55
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Solution
The fourth proportional to 2,430,389.80, 3,645,584.70 and 832,968.55 is: 1,249,452.83
Step by Step Solution
- Step 1: Write the proportion equation
2,430,389.80 : 3,645,584.70 = 832,968.55 : x - Step 2: Convert to fraction form
2,430,389.80/3,645,584.70 = 832,968.55/x - Step 3: Cross multiply
2,430,389.80x = 3,645,584.70 × 832,968.55 - Step 4: Simplify right side
2,430,389.80x = 3,036,657,401,461.19 - Step 5: Solve for x
x = 3,036,657,401,461.19/2,430,389.80 - Step 6: Final answer
x = 1,249,452.83
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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.