Finding the Fourth Proportional to 2,201,420.10, 3,302,130.15 and 2,028,209.70
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Solution
The fourth proportional to 2,201,420.10, 3,302,130.15 and 2,028,209.70 is: 3,042,314.55
Step by Step Solution
- Step 1: Write the proportion equation
2,201,420.10 : 3,302,130.15 = 2,028,209.70 : x - Step 2: Convert to fraction form
2,201,420.10/3,302,130.15 = 2,028,209.70/x - Step 3: Cross multiply
2,201,420.10x = 3,302,130.15 × 2,028,209.70 - Step 4: Simplify right side
2,201,420.10x = 6,697,412,400,892.46 - Step 5: Solve for x
x = 6,697,412,400,892.46/2,201,420.10 - Step 6: Final answer
x = 3,042,314.55
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1.5x scale
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.