Finding the Fourth Proportional to 2,984,090.60, 4,476,135.90 and 740,228.60
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Solution
The fourth proportional to 2,984,090.60, 4,476,135.90 and 740,228.60 is: 1,110,342.90
Step by Step Solution
- Step 1: Write the proportion equation
2,984,090.60 : 4,476,135.90 = 740,228.60 : x - Step 2: Convert to fraction form
2,984,090.60/4,476,135.90 = 740,228.60/x - Step 3: Cross multiply
2,984,090.60x = 4,476,135.90 × 740,228.60 - Step 4: Simplify right side
2,984,090.60x = 3,313,363,810,666.74 - Step 5: Solve for x
x = 3,313,363,810,666.74/2,984,090.60 - Step 6: Final answer
x = 1,110,342.90
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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.