Finding the Fourth Proportional to 3,021,841.05, 4,533,563.48 and 1,315,252.05
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Solution
The fourth proportional to 3,021,841.05, 4,533,563.48 and 1,315,252.05 is: 1,973,227.10
Step by Step Solution
- Step 1: Write the proportion equation
3,021,841.05 : 4,533,563.48 = 1,315,252.05 : x - Step 2: Convert to fraction form
3,021,841.05/4,533,563.48 = 1,315,252.05/x - Step 3: Cross multiply
3,021,841.05x = 4,533,563.48 × 1,315,252.05 - Step 4: Simplify right side
3,021,841.05x = 5,962,778,654,298.87 - Step 5: Solve for x
x = 5,962,778,654,298.87/3,021,841.05 - Step 6: Final answer
x = 1,973,227.10
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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.