Finding the Fourth Proportional to 2,292,783.20, 3,439,203.60 and 695,362.40
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Solution
The fourth proportional to 2,292,783.20, 3,439,203.60 and 695,362.40 is: 1,043,052.33
Step by Step Solution
- Step 1: Write the proportion equation
2,292,783.20 : 3,439,203.60 = 695,362.40 : x - Step 2: Convert to fraction form
2,292,783.20/3,439,203.60 = 695,362.40/x - Step 3: Cross multiply
2,292,783.20x = 3,439,203.60 × 695,362.40 - Step 4: Simplify right side
2,292,783.20x = 2,391,492,869,384.64 - Step 5: Solve for x
x = 2,391,492,869,384.64/2,292,783.20 - Step 6: Final answer
x = 1,043,052.33
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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.