Finding the Fourth Proportional to 1,171,177.68, 1,756,941.30 and 372,485.28
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Solution
The fourth proportional to 1,171,177.68, 1,756,941.30 and 372,485.28 is: 558,783.51
Step by Step Solution
- Step 1: Write the proportion equation
1,171,177.68 : 1,756,941.30 = 372,485.28 : x - Step 2: Convert to fraction form
1,171,177.68/1,756,941.30 = 372,485.28/x - Step 3: Cross multiply
1,171,177.68x = 1,756,941.30 × 372,485.28 - Step 4: Simplify right side
1,171,177.68x = 654,434,772,074.06 - Step 5: Solve for x
x = 654,434,772,074.06/1,171,177.68 - Step 6: Final answer
x = 558,783.51
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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.