Finding the Fourth Proportional to 1,201,177.55, 1,657,625.19 and 657,313.46
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Solution
The fourth proportional to 1,201,177.55, 1,657,625.19 and 657,313.46 is: 907,092.67
Step by Step Solution
- Step 1: Write the proportion equation
1,201,177.55 : 1,657,625.19 = 657,313.46 : x - Step 2: Convert to fraction form
1,201,177.55/1,657,625.19 = 657,313.46/x - Step 3: Cross multiply
1,201,177.55x = 1,657,625.19 × 657,313.46 - Step 4: Simplify right side
1,201,177.55x = 1,089,579,357,506.63 - Step 5: Solve for x
x = 1,089,579,357,506.63/1,201,177.55 - Step 6: Final answer
x = 907,092.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.