Finding the Fourth Proportional to 1,722,261.48, 2,583,973.38 and 762,586.08
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Solution
The fourth proportional to 1,722,261.48, 2,583,973.38 and 762,586.08 is: 1,144,136.45
Step by Step Solution
- Step 1: Write the proportion equation
1,722,261.48 : 2,583,973.38 = 762,586.08 : x - Step 2: Convert to fraction form
1,722,261.48/2,583,973.38 = 762,586.08/x - Step 3: Cross multiply
1,722,261.48x = 2,583,973.38 × 762,586.08 - Step 4: Simplify right side
1,722,261.48x = 1,970,502,130,678.55 - Step 5: Solve for x
x = 1,970,502,130,678.55/1,722,261.48 - Step 6: Final answer
x = 1,144,136.45
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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.