Finding the Fourth Proportional to 1,722,721.49, 2,583,885.06 and 460,647.53
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Solution
The fourth proportional to 1,722,721.49, 2,583,885.06 and 460,647.53 is: 690,918.57
Step by Step Solution
- Step 1: Write the proportion equation
1,722,721.49 : 2,583,885.06 = 460,647.53 : x - Step 2: Convert to fraction form
1,722,721.49/2,583,885.06 = 460,647.53/x - Step 3: Cross multiply
1,722,721.49x = 2,583,885.06 × 460,647.53 - Step 4: Simplify right side
1,722,721.49x = 1,190,260,267,463.05 - Step 5: Solve for x
x = 1,190,260,267,463.05/1,722,721.49 - Step 6: Final answer
x = 690,918.57
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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.