Finding the Fourth Proportional to 2,970,877.35, 4,457,971.37 and 1,604,623.42
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Solution
The fourth proportional to 2,970,877.35, 4,457,971.37 and 1,604,623.42 is: 2,407,829.20
Step by Step Solution
- Step 1: Write the proportion equation
2,970,877.35 : 4,457,971.37 = 1,604,623.42 : x - Step 2: Convert to fraction form
2,970,877.35/4,457,971.37 = 1,604,623.42/x - Step 3: Cross multiply
2,970,877.35x = 4,457,971.37 × 1,604,623.42 - Step 4: Simplify right side
2,970,877.35x = 7,153,365,246,823.44 - Step 5: Solve for x
x = 7,153,365,246,823.44/2,970,877.35 - Step 6: Final answer
x = 2,407,829.20
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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.