Finding the Fourth Proportional to 1,369,572.40, 2,054,203.08 and 528,053.68
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Solution
The fourth proportional to 1,369,572.40, 2,054,203.08 and 528,053.68 is: 792,020.56
Step by Step Solution
- Step 1: Write the proportion equation
1,369,572.40 : 2,054,203.08 = 528,053.68 : x - Step 2: Convert to fraction form
1,369,572.40/2,054,203.08 = 528,053.68/x - Step 3: Cross multiply
1,369,572.40x = 2,054,203.08 × 528,053.68 - Step 4: Simplify right side
1,369,572.40x = 1,084,729,495,861.33 - Step 5: Solve for x
x = 1,084,729,495,861.33/1,369,572.40 - Step 6: Final answer
x = 792,020.56
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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.