Finding the Fourth Proportional to 1,460,593.80, 2,190,890.70 and 830,737.80
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Solution
The fourth proportional to 1,460,593.80, 2,190,890.70 and 830,737.80 is: 1,246,106.70
Step by Step Solution
- Step 1: Write the proportion equation
1,460,593.80 : 2,190,890.70 = 830,737.80 : x - Step 2: Convert to fraction form
1,460,593.80/2,190,890.70 = 830,737.80/x - Step 3: Cross multiply
1,460,593.80x = 2,190,890.70 × 830,737.80 - Step 4: Simplify right side
1,460,593.80x = 1,820,055,720,158.46 - Step 5: Solve for x
x = 1,820,055,720,158.46/1,460,593.80 - Step 6: Final answer
x = 1,246,106.70
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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.